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: 67MM Vivitar UV CPL FLD Filter Kit and Accessory Bundle for Lenses with a 67mm Filter Size. Electronics. Camera & Photo. Goja.
2nd: Anker Bluetooth Ultra-Slim Keyboard for iPad Air 2 / Air, iPad mini 3 / mini 2 / mini, iPad 4 / 3 / 2, Galaxy...
3rd: Cosmos Aqua Blue Ultra Thin Silicone Soft Keyboard Cover Skin for Anker T300 Ultra-Slim Mini Bluetooth 3.0 Wireless Keyboard. Electronics. Computers & Accessories. Cosmos.

Options:
A: Apogee ONE Audio Interface for Mac. Electronics. Computers & Accessories. Apogee.
B: PHIREE U2S USB to SPDIF Converter HA info U2 upgrade version silver. Electronics. Home Audio. PHIREE.
C: HDE Rotating iPad Case Magnetic Folding Leather Cover Folio Flip Stand for Apple iPad 2 iPad 3 iPad 4 (Purple). Electronics. Computers & Accessories. HDE.
D: BigKitchen - Clear Vinyl 4 x 6 Inch Recipe Card Covers, Set of 48. Home & Kitchen. Kitchen & Dining. BigKitchen.
E: Orka Standing Silicone Baster, Gray. Home & Kitchen. Kitchen & Dining. Orka.
F: Elixir Golf The Spike Wrenches Golf Cleat Ripper Wrenches. Sports & Outdoors. Sports & Fitness. Elixir Golf.
G: NO SOLICITING Sign - Laser Engraved Professional Outdoor Signage Material (Gold with Black Engraving). Home & Kitchen. Home Dcor. Lasercrafting.
H: Gaiam Apparel Womens Gemma Tunic. Sports & Outdoors. Sports & Fitness. Gaiam.
I: Fishing Butler 2 Pack Ultimate Ties - Available in 3 Sizes or Combo All 3.  Fishing Butler.
J: Bobj Rugged Case for ASUS K00X, MeMO Pad 7 LTE ME375CL – BobjGear Custom Fit - Patented Venting - Sound Amplification - BobjBounces Kid Friendly...
K: Crucial 32GB Kit (16GBx2) DDR4 2400 MT/s (PC4-19200) DR x8 DIMM 288-Pin Memory - CT2K16G4DFD824A. Electronics. Computers & Accessories. Crucial.
L: Worx WA0232 Aerocart Wheelbarrow Firewood Carrier. Home & Kitchen. Heating, Cooling & Air Quality. Worx.
M: Budge 600 Denier Boat Cover fits V-Hull Runabout Boats B-600-X8 (24' to 26' Long, Blue). Sports & Outdoors. Sports & Fitness. Budge.
N: Grip Power Pads Weightlifting Belt Workout Clothes for Bodybuilder, Powerlifter or Weightlifter - Keep Your Core Engaged & Your Back Supported, Get More Out of...
O: CVSLink CX7F Multi-function Laptop Desk,Portable & Foldable Notebook Table,Simple & Travelling Desktop with Built in Colling Fan(Grey). Home & Kitchen. Furniture. CVSLink.
P: Spitfire Fighter Airplane 24k Gold Plated Figurine with Swarovski Crystals. Home & Kitchen. Home Dcor. Crystal Temptations.
Q: LB1 High Performance New Portable Ultra-Slim Bluetooth Wireless Keyboard for Apple MacBook Pro 13.3-Inch Laptop Intel Core i5 2.5GHz, 500 GB Hard Drive, 8GB DDR3...
R: HeraShield Screen Protector Fits 2013 2014 2015 2016 2017 Ford Focus 8" Display Touch Screen Radios. Electronics. Computers & Accessories. HeraShield.
S: Spectrum Diversified Euro Paper Towel Holder, Bronze. Home & Kitchen. Kitchen & Dining. Spectrum Diversified.
T: Powerline by Body-Solid Easy-Assembly Home Gym with 160-Pound Weight Stack (BSG10X). Sports & Outdoors. Sports & Fitness. PowerLine.


assistant
Answer: C