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: TRENDnet 48-Port 10/100 Mbps Web Smart Switch, Gigabit Uplink Ports, SFP, 17.6 Gbps Switching Capacity, Fanless, Rack Mountable, Lifetime Protection, TEG-2248WS. Electronics. Computers & Accessories...
2nd: TRENDnet 8-Port Unmanaged 10/100 Mbps GREENnet Ethernet Desktop Plastic Housing Switch, TE100-S8. Electronics. Computers & Accessories. TRENDnet.
3rd: Flip MinoHD Video Camera - Black, 4 GB, 1 Hour (3rd Generation). Electronics. Camera & Photo. Linksys.
4th: Samsung Galaxy Tab 2 (7-Inch, Wi-Fi) 2012 Model. Electronics. Computers & Accessories. Samsung.
5th: Canon EF 50mm f/1.4 USM Standard & Medium Telephoto Lens for Canon SLR Cameras - Fixed. Electronics. Camera & Photo. Canon.
6th: Zeikos ZE-CPL37 37mm Multi-Coated Circular Polarizer Filter. Electronics. Camera & Photo. Zeikos.
7th: Zeikos ZE-LC62 62mm Plastic Snap On Lens Cap (Black). Electronics. Camera & Photo. Zeikos.
8th: Kingston Ultimate 16 GB 266x CompactFlash Memory Card CF/16GB-U2. Electronics. Computers & Accessories. Kingston.
9th: Tiffen 55mm Circular Polarizer. Electronics. Camera & Photo. Tiffen.
10th: STK's Canon BP-511A Battery - 2200 mAH for Canon EOS 5D, 50D, 40D, 20D, 30D, 10D, Digital Rebel, 1D, D60, 300D, D30, Kiss, Powershot G5,...
11th: Canon EOS 60D 18 MP CMOS Digital SLR Camera with EF-S 18-200mm f/3.5-5.6 IS Lens (discontinued by manufacturer). Electronics. Camera & Photo. Canon.
12th: Tamron AF 17-35mm f/2.8-4.0 Di LD SP Aspherical (IF) Ultra Wide Angle Zoom Lens for Canon Digital SLR Cameras (Discontinued by Manufacturer). Electronics. Camera &...
13th: Manfrotto MT290XTA3US 290 Xtra 3-Sec Aluminum Tripod Kit With 496RC2 Professional Tripod Ball Head with Two Replacement Quick Release Plates for the RC2 Rapid Connect...
14th: Aftermarket BG-E9 Grip for Canon 60D. Electronics. Camera & Photo. Meike.
15th: Fotasy FlashClamp Photography Clamp Studio with Spigot & 1/4" Screw & Rubber Protector Cover (Black). Electronics. Camera & Photo. Fotasy.
16th: Fat Gecko Camera and Camcorder Mount . Electronics. Camera & Photo. Delkin.
17th: Flip UltraHD Video Camera - Black, 8 GB, 2 Hours (3rd Generation). Electronics. Camera & Photo. Flip Video.
18th: ASUS Wireless Router (RT-N10P). Electronics. Computers & Accessories. Asus.
19th: Fotodiox Pro Softbox 24x36" with Speedring for Novatron M Series Monolight M150, M300, M500, Bare Tube Head 2107FC Strobe. Electronics. Camera & Photo. Fotodiox.
20th: Fotodiox Pro Softbox 32x48" with Speedring for Metz Flash AF, AF-1, AF-2, 58, 56, 54, 50, 48, 44, 40, 36. Electronics. Camera & Photo. Fotodiox.
21st: Yongnuo YN-560 II Speedlight Flash for Canon and Nikon. GN58. Electronics. Camera & Photo. YONGNUO.
22nd: Neewer 43-inch / 110cm 5-in-1 Collapsible Multi-Disc Light Reflector with Bag - Translucent, Silver, Gold, White and Black. Electronics. Camera & Photo. Neewer.
23rd: CowboyStudio NPT-04 4 Channel Wireless Hot Shoe Flash Trigger Receiver. Electronics. Camera & Photo. CowboyStudio.
24th: Fotodiox Heavy Duty Studio Light Stand FX-806, 8.5 ft. Stand with Spring Cushion for Studio Strobe, Lighting Fixtures. Electronics. Camera & Photo. Fotodiox.
25th: 1040 SP2000 | Backdrop Background Support Stand For Muslins Scenic Backdrops and Chromakey Greenscreens or Bluescreens. Electronics. Camera & Photo. SQUARE PERFECT.
26th: Savage Seamless Background Paper - #1 Super White (53" x 36'). Electronics. Camera & Photo. Savage.
27th: Case Logic SLRC-206 SLR Camera and 15.4-Inch Laptop Backpack (Black). Electronics. Computers & Accessories. Case Logic.
28th: CowboyStudio Pro Video Counter Weight Boom Set with Light Stand, Boom Arm and Counter Weight. Electronics. Camera & Photo. CowboyStudio.
29th: CowboyStudio NPT-04 4 Channel Wireless Hot Shoe Flash Trigger Receiver. Electronics. Camera & Photo. CowboyStudio.
30th: Fotodiox Pro Beauty Dish 16" with Speedring for Alien Bees Strobe Light B400, B800, B1600. Electronics. Camera & Photo. Fotodiox.
31st: Canon EF 85mm f/1.8 USM Medium Telephoto Lens for Canon SLR Cameras - Fixed. Electronics. Camera & Photo. Canon.
32nd: Canon EF 85mm f/1.8 USM Medium Telephoto Lens for Canon SLR Cameras - Fixed. Electronics. Camera & Photo. Canon.
33rd: Opteka OSG18 1/8-Inch Universal Honeycomb Grid for External Camera Flashes. Electronics. Camera & Photo. Opteka.
34th: Canon EOS 6D 20.2 MP CMOS Digital SLR Camera with 3.0-Inch LCD (Body Only) - Wi-Fi Enabled. Electronics. Camera & Photo. Canon.
35th: Canon EOS 7D 18 MP CMOS Digital SLR Camera Body Only (discontinued by manufacturer). Electronics. Camera & Photo. Canon.
36th: Neewer Metal 13-21-31mm AF Auto Focus Macro Extension Tube Set for Canon DSLR Cameras Such as 7D Mark II,5D Mark II III,IV,1300D,1200D,1100D,750D,700D,650D,600D,550D,500D,100D,80D,70D,60D. Electronics. Camera &...
37th: BG-E7 Compatible Battery Grip for Canon EOS 7D SLR Cameras - Holds LP-E6 Batteries. Electronics. Camera & Photo. Neewer.
38th: Transcend 64GB Compact Flash Memory Card 400x (TS64GCF400). Electronics. Computers & Accessories. Transcend.
39th: Vello Mini Softbox. Electronics. Camera & Photo. Vello.
40th: JJC Professional LH74T White Tulip Flower Lens Hood For canon 70-200mm F 4 Lens Replaces canon ET-74 ET74. Electronics. Camera & Photo. JJC.
41st: Westcott 2001 43-Inch Optical White Satin Collapsible Umbrella. Electronics. Camera & Photo. Westcott.
42nd: 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...
43rd: Fotasy Silver Stainless Steel D-Link Screw for Quick Release Neck Strap, R-Strap. Electronics. Camera & Photo. Fotasy.
44th: STK's Canon-6D Battery Pack 2600mAh. Electronics. Camera & Photo. STK/SterlingTek.
45th: Fotasy Silver Stainless Steel D-Link Screw for Quick Release Neck Strap, R-Strap. Electronics. Camera & Photo. Fotasy.
46th: Neewer 6ft/190cm Photography/Video Studio Alluminum Alloy Light Stand. Electronics. Camera & Photo. Neewer.
47th: OKGear 18 inch SATA 3.0 cable, Right Angle to Straight with Latch. Electronics. Computers & Accessories. OKGEAR.

Options:
A: Tennier Industries U.S. Military MSS 3 PC: Gortex Bivy Cover, Patrol Bag, Stuff Sack. Sports & Outdoors. Outdoor Recreation. Tennier Industries.
B: KitchenAid Prep Bowls with Lids, Set of 4, Red. Home & Kitchen. Kitchen & Dining. KitchenAid.
C: NEEWER:emoji: Vertical Multi-Power Canon BG-E13 Battery Grip for Canon EOS 6D,Works with 1 or 2 Pieces LP-E6 or 6 Pieces AA Batteries. Electronics. Camera &...
D: Best Undergarment Washing Bag - Lingerie Bags for Laundry for Washing Machine – Zippered Hosiery Mesh Wash Lingerie Travel Bag Great for Baby, Men, Woman...
E: Old World Christmas Round Snowman Glass Blown Ornament. Home & Kitchen. Home Dcor. Old World Christmas.
F: RCA WP2UNLWF USB Wall Plate with Night Light - White. Electronics. Accessories & Supplies. RCA.
G: Pflueger 10USCB Trion 10U Spinning Fishing Reel. Sports & Outdoors. Sports & Fitness. Pflueger.
H: Warthog Folder, Black G-10 Handle, Plain. Sports & Outdoors. Sports & Fitness. Riot Threads.
I: SHIMANO 105 5750 50t 110mm 10spdcompact chainring. Sports & Outdoors. Outdoor Recreation. SHIMANO.
J: TCL L32HDF11TA 32-Inch 720p 60 Hz LCD HDTV with 2-Year Warranty, Black (2010 Model). Electronics. Television & Video. TCL.
K: Totally Bamboo Large French Style Tapered Rolling Pin, Beautiful Inlay of Contrasting Color Measuring 20 1/2" in Length; Made from 100% bamboo; Light, Durable &...
L: Acer S7-391-6413 4GB 128GB SSD 13.3" LED Touch Screen Windows 8 Ultrabook Laptop. Electronics. Computers & Accessories. Acer.
M: Crock-Pot 5-Quart Digital, Smudge-Proof Slow Cooker SCRP500-SP. Home & Kitchen. Kitchen & Dining. Crock-Pot.
N: Best Glass Tea Mug with Stainless Steel Tea Infuser - Loose Leaf Tea Infuser Mug - Tea Strainer - Tea Steeper – “Keep Calm and...
O: Leifheit 03098 Speed Whisk, Medium. Home & Kitchen. Kitchen & Dining. Leifheit.
P: Helmet Stereo Earphones + Microphone, remote-control for recent iDevice models. Electronics. Accessories & Supplies. Helmet Earphones.
Q: Tomato Knives. Home & Kitchen. Kitchen & Dining. TomatoKnives.com.
R: PAC TATO JBL Digital Amplifier Turn-On Interface - Toyota CANBUS Vehicles (1 Each). Electronics. Car & Vehicle Electronics. PAC.
S: CanCooker Junior Cooker, Silver. Sports & Outdoors. Outdoor Recreation. CanCooker.
T: iSimple ISHD531 Automotive Dual Auxiliary Input Kit for Select Honda and Acura. Electronics. Car & Vehicle Electronics. iSimple.


assistant
Answer: C