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: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
Purchase History:
1st: NcStar 6-24X50AO Scope/Green Lens/Ring (SFAO62450G). Sports & Outdoors. Sports & Fitness. NcSTAR.
2nd: Fox Outdoor LC-1"Y Suspenders, Multicolor. Sports & Outdoors. Outdoor Recreation. Fox Outdoor.
3rd: U.S. G.I. Military Surplus Pistol Belt with Black Quick-Release Buckle. Sports & Outdoors. Sports & Fitness. Military Outdoor Clothing.
4th: Malmsten AB Original Swedish Goggles Monterbara. Sports & Outdoors. Sports & Fitness. Malmsten AB.

Options:
A: Mr. Beer 20030 Booster Pouches. Home & Kitchen. Kitchen & Dining. Mr. Beer.
B: General Brand 67mm White Balance Lens Cap Disk for Digital SLR Cameras. Electronics. Camera & Photo. Mennon.
C: Poetic SLIMLINE Portfolio Case for Google Nexus 10 Black (With Auto Sleep/Wake Function)(3 Year Warranty by Poetic). Electronics. Computers & Accessories. GadgetCenter.
D: Eutuxia Silicone Sink Water Splash Guard w/ Suction Cups for Kitchen, Bathroom. Protect Yourself From Splatter & Wet Floor. Universal for Standard Sinks. Perfect for...
E: RavX MTB V-Brake Shoe Pad (Black). Sports & Outdoors. Outdoor Recreation. RavX.
F: Carmine Faux Marble Coffee Table. Home & Kitchen. Furniture. Finley Home.
G: Bormioli Rocco Murano 9 Ounce Cobalt Blue Beverage Glass, Pack of 12. Home & Kitchen. Kitchen & Dining. Bormioli Rocco.
H: LifeSmart LifePro 6 Element 1500W Portable Electric Infrared Quartz Space Heater. Home & Kitchen. Heating, Cooling & Air Quality. LIFE PRO.
I: Cable Matters (2-Pack) 6-Pin PCIe to 8-Pin PCIe Adapter Power Cable - 4 Inches. Electronics. Computers & Accessories. Cable Matters.
J: Gigabyte Accessory GC-TPM2.0 TPM Module Retail. Electronics. Computers & Accessories. Gigabyte.
K: DeSantis Speed Scabbard Holster fits Walther PPS. Sports & Outdoors. Sports & Fitness. DeSantis.
L: Ultra Pro 3x4 Topload Thin Card Holder (25).  Ultra Pro.
M: Navy and White Sierra 3-piece King / Cal-king Comforter Cover (Duvet-Cover-Set) 100 % Cotton 300 TC. Home & Kitchen. Bedding. Royal Hotel.
N: VF LSG Men's Centre Long Sleeve Crew Neck Pullover Sweatshirt. Sports & Outdoors. Fan Shop. VF LSG.
O: Enesco Trail of Painted Ponies Blood Brothers Figurine, 4.75". Home & Kitchen. Home Dcor. Enesco.
P: Greententljs Olympic Barbell Clamps 2 inch Quick Release Pair of Locking 2" Pro Olympic Weight Bar Plate Locks Collar Clips for Workout Weightlifting Fitness Training...
Q: Voodoo Tactical Advanced Shooter's Mat. Sports & Outdoors. Outdoor Recreation. VooDoo Tactical.
R: Jomaxzon Bluetooth Headset Universal Bluetooth Headphone for Apple iPhone 6/5s/5c/5, iPhone 4s/4, Samsung Galaxy S5/S4/S3, LG, PC Laptop, and Other Bluetooth Device - Black. Electronics...
S: Bottle Opener - Mermaid Cast Iron Beer Bottle Opener - Functional & Decorative, A Great Gift!. Home & Kitchen. Kitchen & Dining. Kalalou.
T: AMS Christmas Tree 5 Foot Premium Artificial Christmas Pine Tree with Metal Legs 550 Tips Full Tree hinged Support (5Ft). Home & Kitchen. Home Dcor...


assistant
Answer: P