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: GAMMA RAY Polarized UV400 Classic Sunglasses with Shatterproof Nylon Frame – Choose Your Color.  Gamma Ray Optics.
2nd: Fit Spirit Set of 2 Super Absorbent Microfiber Non Slip Skidless Sport Towels - Choose Your Color and Size. Sports & Outdoors. Sports & Fitness...

Options:
A: Guide Gear Universal Padded Shooting Rail. Sports & Outdoors. Sports & Fitness. Guide Gear.
B: 1 X Glass Soy Sauce Pot, Soy Sauce Cruet. Home & Kitchen. Kitchen & Dining. FORMA.
C: Tek Republic - Hub - 3 Ports - Desktop - Black (TUN-310). Electronics. Computers & Accessories. Tek Republic.
D: Rev-A-Shelf - RV-15KD-18C S - Double 27 Qt. Pull-Out Black and Chrome Waste Container. Home & Kitchen. Storage & Organization. Rev-A-Shelf.
E: Lyman Reloading Universal Trimmer with Power Adapter and 9 Pilot Multi-Pack . Sports & Outdoors. Sports & Fitness. Lyman.
F: Outers Ruger 10/22 Aluminum Rod Cleaning Kit. Sports & Outdoors. Sports & Fitness. Outers.
G: MoKo 100 Percent GENUINE LEATHER Sleeve Case for Amazon Kindle 4 2011 Latest Generation, 6 - Inch E Ink Display, NO Keyboard, NON-TOUCH. Electronics. eBook...
H: OWC 1.0TB Aura 6G SSD and Envoy Pro Upgrade Kit for 2012-2013 MacBook Pro with Retina Display. Electronics. Computers & Accessories. OWC.
I: Abacus Chinese Silk Scroll / Picture Scroll / Wall Scroll - The Crane Pair Gaze Upon the Valley 30X100cm (S091 US). Home & Kitchen. Wall...
J: Radioactive Elements Glowing Coaster Set of 4. Home & Kitchen. Kitchen & Dining. ThinkGeek.
K: Fit Spirit Exercise Balance Fitness Yoga Ball with Air Pump Select from 55, 65, 75 CM - Choose Your Color. Sports & Outdoors. Sports &...
L: Extra Battery Transmitter for 418-TX 418MHZ. Electronics. Portable Audio & Video. Next Generation.
M: Marilyn Monroe (In the Mirror) Art Poster Print - 24x36 Poster Print, 36x24. Home & Kitchen. Wall Art. Poster Revolution.
N: Casual Living Heavyweight Damask Stripe Flannel Sheet Set, Queen, Sage. Home & Kitchen. Bedding. Casual Living.
O: (5) 6-Disc Capacity Super Clear 14MM DVD Empty Replacement Cases with Wrap Around Sleeve #DV6R14CL. Electronics. Accessories & Supplies. Square Deal Recordings & Supplies.
P: Yamaha 61A-W0078-A3-00 Water Pump REPAir; Outboard Waverunner Sterndrive Mari. Sports & Outdoors. Sports & Fitness. Yamaha.
Q: Blackwater Trading What Happens In The Camper STAYS In SIGN Camping Travel Trailer PLAQUE 5"x10". Home & Kitchen. Wall Art. Blackwater Trading.
R: Fox Run 2733 Pre-Seasoned Carbon Steel Wok, 14-Inch. Home & Kitchen. Kitchen & Dining. Fox Run.
S: EC Technology Portable Bluetooth Keyboard, Foldable Wireless Keyboard for iOS/Android/Windows. Electronics. Computers & Accessories. GOODNEW.
T: T10 Led 5050 5 SMD Hyper White W5w 194 168 Wedge Bulbs 12v 7000k 80 Lumen a Pair. Electronics. Car & Vehicle Electronics. upuptech.


assistant
Answer: K