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: Rank items in listed options based on the user's purchase history to determine the item that the user is most likely to purchase next. Output the item with the highest likelihood of being the next purchase.

Input:
Purchase History:
1st: Targus XL Rolling Case Designed for 17-Inch Notebooks, Black (TXL717). Electronics. Computers & Accessories. Targus.
2nd: ClearMax 1Foot Extension Power Cable, 5 Pack. Electronics. Accessories & Supplies. ClearMax.
3rd: IVSO® Nexus 7 Tablet Micro USB Host OTG Cable - Micro USB B/Male to USB2.0 A/Female OTG Host Cable for Nexus 7 (Black). Electronics. Computers...
4th: Opteka NB-10L 1800mAh Ultra High Capacity Li-ion Battery Pack for Canon PowerShot SX50HS SX40HS SX50 SX40 HS G16 G15 G1X G1 X Digital Camera. Electronics...
5th: Canon Powershot SX60 16.1MP Digital Camera 65x Optical Zoom Lens 3-inch LCD Tilt Screen (Black). Electronics. Camera & Photo. Canon.
6th: PNY Elite Performance 128 GB High Speed SDXC Class 10 UHS-I, U3 Up to 95 MB/Sec Flash Card (P-SDX128U395-GE). Electronics. Computers & Accessories. PNY.
7th: Philips 16X DVD-R Media 100 Pack in Spindle with Handle (DM4S6H00F/17). Electronics. Accessories & Supplies. Philips.

Options:
A: Drhob1Pcs Strawberry Berry Stem Gem Leaves Remover Fruit Corer Slicer Cutter Split Set by Drhob. Home & Kitchen. Storage & Organization. Drhob.
B: CamDive 8"/22cm Aluminium 1"Ball and YS Head Adapter, Arm for Underwater Strobe/Housing. Electronics. Camera & Photo. KitDive.
C: MTM HCC-25 Handgun Pistol Conceal Carry Case, Medium, Purple. Sports & Outdoors. Sports & Fitness. MTM.
D: ChicoBag Snack Time rePETe - 5 Pack - 2 Blue, 2 Green, 1 Purple. Home & Kitchen. Kitchen & Dining.
E: Phoenix 500mm f/8 Telephoto Lens with 2x Teleconverter (=1000mm) Kit for Nikon D40, D60, D3000, D3100, D5000, D5100, D7000, D300s, D3 & D3s Digital SLR...
F: B&E Home Essential Vacuum Storage Bags - Set of 10 (2 Jumbo - 3 Large - 5 medium) - 72 Hours Extreme Value Buy. Home...
G: Dansk Tjorn 5-Piece Flatware Place Setting. Home & Kitchen. Kitchen & Dining. Dansk.
H: 16 oz Amber Brown Plastic Lotion/Soap Dispenser Bottle with Black Pump, 2 Pack. Home & Kitchen. Bath. Bottles N Bags.
I: Goldtouch Go! Travel Keyboard - Keyboard (2304687) Category: Standard Keyboards. Electronics. Computers & Accessories. Goldtouch.
J: HOSL 24 Pack Multicolor LED Submersible Waterproof Mini Blinking Lights for Paper Lantern Balloon Floral Wedding Halloween Christmas Party Decoration Centerpieces. Home & Kitchen. Seasonal...
K: Blitzu LED Lantern with Magnetic Base [2 PACK] Battery Powered and Operated Camping Lanterns with Hanging Hook - Best Outdoor, Indoor, Hurricane, Emergency Light, Tent...
L: Marinex 7-Inch Fluted Small Round Pie Pan. Home & Kitchen. Kitchen & Dining. Marinex.
M: PYLE PLWT4 1.5-Inch 200 Watt Surface Mount Piezo Tweeter. Electronics. Car & Vehicle Electronics. Pyle.
N: SoftHeaven Fitted Sheet Quilted Bamboo Cotton Hypoallergenic Bed Bug Dust Mite Mattress Pad Sheet Extra Plush Fit up to 16" Thick for Memory Foam/Latex/Conventional Mattress,...
O: Bluecorn Beeswax 100% Pure Beeswax Tapers - (2 Tapers) (Raw, 8"). Home & Kitchen. Home Dcor. Bluecorn Beeswax.
P: Retevis RT-5R 2 Way Radio 5W 128CH UHF/VHF Walkie Talkie (2 Pack) and Speaker Mic (2 Pack). Electronics. Portable Audio & Video. Retevis.
Q: Softspikes Stealth PINS Cleat Kit. Sports & Outdoors. Sports & Fitness. Soft Spikes.
R: TOPCABIN Pair of BMX Cycle Bicycle Mountain Bike Alloy 9/16" Pedals Pedles Pedal. Sports & Outdoors. Outdoor Recreation. TOPCABIN.
S: Kootek 5V 2.5A Rapid Charger AC Power Adapter Micro USB Wall Charger for Raspberry Pi 2 Model B B+ A A+ Plus, Google Nexus 7...
T: Contigo AUTOSEAL Gizmo Sip Kids Water Bottle, 14 oz, Sapphire Bubble Chevron. Sports & Outdoors. Sports & Fitness. Contigo.


assistant
Answer: S