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: Clara Clark 1800 Premier Series 4pc Bed Sheet Set - King, Camel Gold. Home & Kitchen. Bedding. Clara Clark.
2nd: Stackable Ceramic Diner Coffee and Tea Mugs with Pan Scraper, 12 Ounce (6-Pack, White Ivory). Home & Kitchen. Kitchen & Dining. MBW NW Brands.

Options:
A: Anti-Theft Tablet Security Stand Kiosk - Heavy Duty Aluminum Metal Floor Standing Mount Tablet Case Holder Display w/Height Adjustable Pole, Fits iPad Mini 2 3...
B: Washington Redskins Game Time Coffee Mug. Sports & Outdoors. Fan Shop. Boelter.
C: EVGA GeForce GT 730 2GB (Low Profile). Electronics. Computers & Accessories. EVGA.
D: General Tools TI150 3-in-1 Kitchen Timer - for Visually/Hearing Impaired, Loud Environments and Classrooms (Red Flasher, Loud Beeper, Vibration). Home & Kitchen. Kitchen & Dining...
E: Accessories Bundle for Sony E Series (NWZ-E463, NWZ-E464 and NWZ-E465) Walkman Video MP3 Player. Electronics. Portable Audio & Video. Midea Tech.
F: Good Cook Fat Separator, 2-Cup with Stopper. Home & Kitchen. Kitchen & Dining. Good Cook.
G: HDE Rotating iPad Case Magnetic Folding Leather Cover Folio Flip Stand for Apple iPad 2 iPad 3 iPad 4 (White & Black Polka Dot). Electronics...
H: Diamondback Bicycles LX Wheel Unicycle. Sports & Outdoors. Outdoor Recreation. Diamondback Bicycles.
I: DXG 567V 5.0MP HD Camcorder with 1.7-Inch Hi-Res LCD and 2x Zoom (Black). Electronics. Camera & Photo. DXG.
J: Rosco Photofoil Matte Black Cinefoil, 12 inch x 10 feet Roll. Electronics. Camera & Photo. Rosco.
K: Griffin Black/Blue Survivor All-Terrain Case + Belt Clip for iPod Touch (5th/ 6th gen.) - Extreme-Duty case. Electronics. Portable Audio & Video. Griffin Technology.
L: Spiegelau Beer Classics Crystal Stemmed Pilsner Glass, Buy 3 Get 4. Home & Kitchen. Kitchen & Dining. Spiegelau.
M: Toshiba Satellite S55-C5364 15.6-Inch Laptop (Core i7-6500U, 1 TB Hard Drive, 12 GB RAM). Electronics. Computers & Accessories. Toshiba.
N: Colt Bushcraft Knife. Sports & Outdoors. Sports & Fitness. Colt.
O: Nikon MONARCH 3 Mildot Riflescope, Black, 4-16x42. Sports & Outdoors. Sports & Fitness. Nikon.
P: Sunwalla Insulated Wine Carrier – Neoprene Tote Bag Holds 2 Bottles of Wine – Secure Carry Handle. Home & Kitchen. Kitchen & Dining. Sunwalla.
Q: Techniche Men's Evaporative Cooling Ultra Sport Vest. Sports & Outdoors. Sports & Fitness. Techniche.
R: Rug Doctor Deep Carpet Cleaner; Upright Portable Deep Cleaning Machine for Home and Office; Extracts Dirt and Removes Stubborn Stains on Carpet and Upholstery; Includes...
S: DURAGADGET White Flash Diffuser For YONGNUO YN 560, 565, YN560 I / II / III & YN565EX. Electronics. Camera & Photo. DURAGADGET.
T: EvoDigitals 16GB Silver MP3 WMA Player (samsung memory) USB With FM Tuner, Voice Recorder + More. Electronics. Portable Audio & Video. EvoDigitals.


assistant
Answer: R