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: Dyson 913102-01 Brushroll, Without Endcaps DC21/DC23. Home & Kitchen. Vacuums & Floor Care. Dyson.
2nd: Westclox 32213 Round Oversized Classic Clock, Large, Brown. Home & Kitchen. Home Dcor. Westclox.

Options:
A: 2.25 Despicable ME Hula Minion Ornament. Home & Kitchen. Home Dcor. Kurt Adler.
B: Ceramic Christmas Tree 100 Medium Twist Lights & 5 Stars by Unknown. Home & Kitchen. Seasonal Dcor. Unknown.
C: Twinkle Fairy Lights, Battery Operated Blinking Rice Lights - Set of 1, Multi Rainbow Flashing. Home & Kitchen. Seasonal Dcor. Big City Lightz.
D: Bodum Chambord French Press Coffee Maker, 1 Liter, 34 Ounce, (8 Cup), Chrome. Home & Kitchen. Kitchen & Dining. Bodum.
E: Sun Zero Genaro Chevron Print Thermal Insulated Grommet Curtain Panel, 40" x 63", Mocha Brown. Home & Kitchen. Home Dcor. Sun Zero.
F: Adorama Step-Up Adapter Ring 52mm Lens to 55mm Filter Size. Electronics. Camera & Photo. Bower.
G: Wall Mounted Bottle Opener (2-Pack) Incl. FREE Mounting Screws - Black Nickel Plated Old School Opener - Retail Packaging - by GECKORED. Home & Kitchen...
H: SUPCASE Premium Ultra Slim Frame Design Leather Case Cover (Black) for Samsung Galaxy Tab 2 7.0 inch Tablet (Elastic Hand Strap; Multi-Angle Stand). Electronics. Computers...
I: Goldengulf 10" inch Mini LAPTOP Netbook Android Computer Notebook Wifi 3G Camera (pink). Electronics. Computers & Accessories. goldengulf.
J: Winco PWC-4 4-Inch Diameter Blade Pizza Cutter with Wooden Handle. Home & Kitchen. Kitchen & Dining. Winco.
K: Nymph Fly Collection - 12 Trout Flies + Fly Box. Sports & Outdoors. Sports & Fitness. Discountflies.
L: GWHome 60"x102" Rectangular Seamless Tablecloth for Wedding Restaurant Banquet Party (White). Home & Kitchen. Kitchen & Dining. GWHome.
M: Soft Polyester Chair Cushion / Pad - 15" x 15", Grey. Home & Kitchen. Kitchen & Dining.
N: ROAST KNIFE 8" DIAMANT by TRAMONTINA MfrPartNo 80020/502. Home & Kitchen. Kitchen & Dining. Tramontina.
O: Lipper International 1128 Acacia Wood Tea Box with 4 Sections, 12-1/2" x 4-1/8" x 3-7/8". Home & Kitchen. Kitchen & Dining. Lipper International.
P: Coleman Steel Deck Chair with Mesh Back Panel. Sports & Outdoors. Outdoor Recreation. Coleman.
Q: Ignis Bio Ethanol Fireplace Fuel - 6 Pack. Home & Kitchen. Heating, Cooling & Air Quality. Ignis Products.
R: 4.5 Unicorn Cookie Cutter by R&M. Home & Kitchen. Kitchen & Dining. RM.
S: Bungalow360 Vegan Wallet - Hippo. Home & Kitchen. Wall Art. Bungalow.
T: Repellent - Discontinued Version. Sports & Outdoors. Outdoor Recreation.


assistant
Answer: R