Task: Sequential_Recommendation

system
You are a helpful assistant. The assistant first thinks about the reasoning process in the mind by using Belief-Desire-Intention (BDI) framework and then provides the user with the answer. The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively. 
Below is an instruction that describes a task. After thinking, when you finally reach a conclusion based on the customer's intention, desire and belief, clearly state the BDI thinking process within <think> </think> and then the answer within <answer> </answer> tags.


user 
Instruction: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
Purchase History:
1st: Datacolor Spyder4Pro S4P100 Colorimeter for Display Calibration. Electronics. Camera & Photo. Datacolor.
2nd: Yongnuo RF-603 2.4GHz Wireless Flash Trigger/Wireless Shutter Release Transceiver Kit for Canon Rebel 60D/350D/450D/500D/550D/600D/650D/700D Series (Discontinued by Manufacturer). Electronics. Camera & Photo. YONGNUO.
3rd: Manfrotto MK190XPRO4-BH 4 Section Aluminum Tripod Column q90 Ball Head with Quick Release (Black). Electronics. Camera & Photo. Manfrotto.
4th: Yongnuo YN-565 EX TTL Flash Speedlite Canon 5D II 7D ,30D ,40D, 50D ,350D, 400D ,450D (Discontinued by Manufacturer). Electronics. Camera & Photo. YONGNUO.
5th: Fotodiox Pro Beauty Dish 16" with Speedring for Canon Flash Speedlite 600EX-RT, 580EX, 580EX II, 430EX, 430EX II and more. Electronics. Camera & Photo. Fotodiox.
6th: Manfrotto 237HD Heavy-Duty Flex Arm for Super Clamp (Black). Electronics. Camera & Photo. Bogen.
7th: CowboyStudio Pro Video Counter Weight Boom Set with Light Stand, Boom Arm and Counter Weight. Electronics. Camera & Photo. CowboyStudio.
8th: Polaroid Optics 77mm Multi-Coated Neutral Density Fader Filter – Variable Range ND2-ND2000– Holds Optical Quality – Compatible w/ All 37mm DSLR Cameras. Electronics. Camera &...
9th: Fotodiox Pro Honeycomb Grid for 28" Beauty Dish. Electronics. Camera & Photo. Fotodiox.
10th: Westcott Rapid Box 26" Octa Speedlite Kit. Electronics. Camera & Photo. Westcott.
11th: FINEX Full aluminum HS-2 Pro Adjustable Dual Flash Hot Shoe mount bracket plate head Umbrella Holder adapter for Video Lights, Microphones or Monitors, Nikon and...
12th: Gary Fong Collapsible Speed Mount Light Sphere (White). Electronics. Camera & Photo. Gary Fong.
13th: MagMod 2 Basic Kit, Includes MagGrip, MagGrid 2, MagGel 2 Kit, MagMod Transmitter Band, Carrying Pouch. Electronics. Camera & Photo. MagMod.
14th: Yongnuo YN-622 7-Channel Wireless E-TTL Flash Transceiver for Canon (2-Pack). Electronics. Camera & Photo. YONGNUO.
15th: YONGNUO YN-622C-TX 7-Channel E-TTL Wireless Flash Controller for Canon E-TTL/E-TTL II Cameras, 2.4GHz Frequency, 1/8000sec Sync Speed. Electronics. Camera & Photo. YONGNUO.
16th: Yongnuo YN-622C Wireless ETTL Flash Trigger Receiver Transmitter Transceiver. Electronics. Camera & Photo. YONGNUO.
17th: 67MM 0.43x Altura Photo Professional HD Wide Angle Lens (w/Macro Portion) for CANON (18-135mm EF-S IS STM, EF 70-200mm f/4L), NIKON (18-105mm f/3.5-5.6 AF-S DX...
18th: Manfrotto 035RL Super Clamp with 2908 Standard Stud - Replaces 2900 - Black. Electronics. Camera & Photo. Manfrotto.
19th: Carson SensorMag 4.5x30mm DSLR Camera Sensor Magnifier Cleaning Loupe or DustBlaster Air Blast Cleaning Tool or Sensor Cleaning Kit. Electronics. Camera & Photo. Carson.
20th: LimoStudio Photo Studio Lighting Reflector Arm Stand Reflector Stand Holder Boom Arm, AGG812. Electronics. Camera & Photo. LimoStudio.
21st: Kenko DG Auto Extension Tube Set for the Canon EOS AF Mount. Electronics. Camera & Photo. Kenko.
22nd: (2018 Update) Altura Photo Rubber Eyepiece Eyecup for Canon Rebel T6i T5i T5 T4i T3i T3 T2i SL1, Canon EOS 70D 1100D 700D 650D 600D...
23rd: Fotasy Rear Lens Cover & Camera Body Cap Set for Sony NEX E-Mount Cameras and Lenses (5 Packs). Electronics. Camera & Photo. Fotasy.
24th: YongNuo YN-14EX TTL Macro Ring Lite Flash Light for Canon EOS DLSR Camera. Electronics. Camera & Photo. YONGNUO.
25th: Photek 36 inch Softlighter, Diffusing Umbrella with Black Cover. Electronics. Camera & Photo. Photek.
26th: Photek Softlighter 60 Inch Diffused Umbrella. Electronics. Camera & Photo. Photek.
27th: Evecase DSLR/SLR Camera Canvas Case Bag with Shoulder Strap for Compact System, Hybrid, Mirrorless, Micro 4/3 System, Full Frame, and High Zoom Digital Camera and...
28th: ToJoy Vintage Look Britpop DSLR Camera Bag for Canon Nikon Sony Pentax Red Brown. Electronics. Camera & Photo. KADA.
29th: Manfrotto MTPIXI-B PIXI Mini Tripod, Black. Electronics. Camera & Photo. Manfrotto.
30th: CowboyStudio Background Backlight Mini Light Stand with 2 Spigots and Case, W802. Electronics. Camera & Photo. CowboyStudio.
31st: TARION TR-V1 Universal LCD Display View Finder Viewfinder for 3.0" 3.2" Screen DSLR Canon 500D 550D 600D 650D 700D 60D 70D 5D MarkII 5D MarkIII...
32nd: Creative Live! Cam Chat HD, 5.7MP Webcam (Black). Electronics. Computers & Accessories. Creative.
33rd: Movo Photo MR7 Professional Grade Articulating Magic Arm with Interchangable Screw/Shoe Attachments and 360° Ball Joints - 7-Inch. Electronics. Camera & Photo. Movo.
34th: LimoStudio, AGG1253, 360 Degree Angle Adjustable Mini Ball Head for Photography, 1/4-inch Screw Thread Camera Mount, Flash Shoe Mount Bracket [2-Pack]. Electronics. Camera & Photo...
35th: Fotodiox Fotodiox Universal Barndoor Kit with 45 Degree Honeycomb Grid & Color Gels, for THE NEW PAUL C. BUFF EINSTEIN E648 Strobe Light with 5.5-Inch...
36th: HUION Wireless Graphics Drawing Tablet 8 Express Keys, 5080 LPI, 2048 Pressure Sensitivity with Carrying Bag and Artist Glove - DWH69. Electronics. Computers & Accessories...
37th: Wacom Intuos Pro Pen and Touch Large Tablet (PTH851) OLD MODEL. Electronics. Computers & Accessories. Wacom.
38th: Desmond DLOW-55 55mm Low Profile Ball Head Arca / RRS Compatible w Pan Lock for Tripod. Electronics. Camera & Photo. Desmond.
39th: Wimberley P-5 Camera Body Plate. Electronics. Camera & Photo. Wimberley.
40th: Desmond L Plate DAL-1 Quick Release Arca Swiss Compatible for Camera / Tripod Head. Electronics. Camera & Photo. Desmond.
41st: Helios 44-2 58mm F2 Russian Lens for Canon DSLR Cameras. Electronics. Camera & Photo. Helios.
42nd: VILTROX JY-710-C3 2.4GHZ Wireless Timer Remote Shutter Controller Self-Timer Intervalometer Timer for Canon EOS 6D 7D 5D Series, Replace as TC-80N3. Electronics. Camera & Photo...
43rd: Beats Studio Wireless Over- Ear Headphone -White. Electronics. Headphones. Beats.
44th: Fovitec  StudioPRO - 5' x 6.5' Black/White Double-Sided Pop-Out Muslin Backdrop - [Collapsible Background][Matte Finish][Carrying Case Included]. Electronics. Camera & Photo. Fovitec.
45th: Altura Photo Eyepiece/Eyecup (Canon EF Replacement) for Canon Rebel (T6s T6i T6 T5i T5 T4i T3i) DSLR Cameras. Electronics. Camera & Photo. Altura Photo.
46th: Wasabi Power Canon LP-E6, LP-E6N Replacement (2 Batteries + Charger). Electronics. Camera & Photo. Wasabi Power.
47th: SUPON New Camera Super Clamp with 1/4"- 20 Threaded Head Compatible for LCD Monitor/DSLR Cameras/DV/Flash Light/Studio Backdrop/Bike/Microphone Stands/  Music Stands/Tripod/Motorcycle/Rod Bar. Electronics. Camera & Photo...

Options:
A: Tera Compact Folding 8x21 High Power Binoculars Telescope 8 times Magnification Zoom with Case and Dust Cloth for Sports Performing Hiking Hunting Camo. Electronics. Camera...
B: Godox AD600BM Bowens Mount 600Ws GN87 High Speed Sync Outdoor Flash Strobe Light with X1C Wireless Flash Trigger, 8700mAh Battery Pack to Provide 500 Full...
C: Manu Home Sparkling Citrus Scented Potpourri ~ Made with Decorative Botanicals and Plant Materials. Home & Kitchen. Home Dcor. Manu Home.
D: Garland Rug Bordeaux Area Rug, 5 by 7-Feet, Teal/White. Home & Kitchen. Home Dcor. Garland Rug.
E: iJoy- Logo Premium Active Bluetooth Neck Band. Electronics. Headphones. iJoy.
F: FiiO X3-II High Resolution Music Player (Newest Model) (Gold). Electronics. Portable Audio & Video. FiiO.
G: Black Strap Cover with Pink Hawaiian Flowers for Scuba or Snorkel Mask. Sports & Outdoors. Outdoor Recreation. Innovative Scuba.
H: Hoffman Richter Stinger Tactical Pen and Survival Glass Breaker for Discreet Self Defense, Men, Women, Police, and Military with Titanium Coated Aluminum Body. Sports &...
I: 3 Fenzer Rechargeable Cordless Phone Batteries for Panasonic HHR-P104 HHR-P104A Cordless Telephone Battery Replacement Pack. Electronics. Accessories & Supplies. Fenzer.
J: Abbey Gift   Nurse Travel Mug, 16 oz (46334). Home & Kitchen. Kitchen & Dining. Abbey Gift.
K: Quasimoon 8.5" Round Gold Foil Doilies (50 Pack) by PaperLanternStore. Home & Kitchen. Kitchen & Dining. Quasimoon.
L: ZMODO PKD-DK0865-NHD Complete 8 Channel DVR Kit with 8 Waterproof Outdoor Security Cameras No Hard Drive. Electronics. Camera & Photo. Zmodo.
M: AMD A8-3850 APU Quad-Core Processor (AD3850WNGXBOX). Electronics. Computers & Accessories. AMD.
N: Xonex Simply Desk Nesting Boxes, Set Of 6 Nested Decorative Boxes, Largest 5-1/4 Inch, Smallest 3-1/2 Inch, 1 Set Of 6 Nested Boxes (20107). Home...
O: AimPoint 12417 Micro T-1 2 MOA with Standard Mount. Sports & Outdoors. Sports & Fitness. AimPoint.
P: Ruban iPad Air Kids Case Light Weight Safe Shockproof Super Protection Handle Stand Cover for Apple iPad Air (5th Generation) - Blue. Electronics. Computers &...
Q: Rawlings Eye Black Stickers (Pink). Sports & Outdoors. Sports & Fitness. Rawlings.
R: Sentey LS-4201 Amplitude X360 Black In-Ear Headphones with In-Line Microphone Controller for Apple, iPhone, iPad, iPod, Smartphone, Samsung Galaxy, 15mm Drivers, 3.5 mm Connector. Electronics...
S: Top Collection 11" Chief Sitting Bull on Horseback Statue in Cold Cast Bronze. Home & Kitchen. Home Dcor. Top Collection.
T: SquareTrade 3-Year Major Appliance Protection Plan ($400-449.99). Electronics. Electronics Warranties. SquareTrade.


assistant
Answer: B