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: Cold Stl Code-4 3.5" Clip Point. Sports & Outdoors. Sports & Fitness. Cold Steel.
2nd: Gerber Bear Grylls Survival Hatchet [31-002070]. Sports & Outdoors. Sports & Fitness. Gerber.

Options:
A: Deco 79 Rustic Round Metal Fretwork and Floret Design Framed Wall Clock, 36" Diameter, Tarnished Bronze Finish. Home & Kitchen. Home Dcor. Deco 79.
B: Concealable Undetectable Flask Kit for Cruise (8x 32oz flasks, funnel included). Home & Kitchen. Kitchen & Dining. Smuggle Flasks.
C: Infuser Water Bottle 24 Oz - Top Gifts for Women - Made with TRITAN BPA Free - Free Recipe Ebook Download (Blue with Infuser). Sports...
D: New AC Power Adapter/Battery Charger for Dell Latitude. Electronics. Computers & Accessories. CBD®.
E: Religious Jesus Christ Infant of Prague Statue, 6 Inch. Home & Kitchen. Home Dcor. Religious Gifts.
F: Funny Can Coolie I'm Retired You're Not Funny Retirement Gift 6 Pack Can Coolies Drink Coolers Black. Home & Kitchen. Kitchen & Dining. ThisWear.
G: Enesco Disney Showcase The Nightmare Before Christmas Jack Skellington Stone Resin Figurine. Home & Kitchen. Home Dcor. Disney.
H: Macbook Air 11 inch Case Sleeve with Stand, OMOTON Wallet Sleeve Case for Macbook Air 11 inch, Ultrathin Carrying Bag with Stand, Brown. Electronics. Computers...
I: Burton and Burton Boots And Spurs Western Cowboy Boot Vase For Western Home Decor, Brown. Home & Kitchen. Home Dcor. Burton & Burton.
J: Animewild Breaking Bad Heisenberg Pint Glass. Home & Kitchen. Kitchen & Dining. Animewild.
K: Nearly Natural 4774-S2 Olive Decorative Silk Tree with Vase, 18-Inch, Green. Home & Kitchen. Home Dcor. Nearly Natural.
L: ePathChina 7 Inch TFT Color LCD HD 800 x 480 Pixels Car Rear View Monitor with 2 Channels Video Input Support Car DVD, VCD, Camera,...
M: AUKEY Micro USB Cable [ 4ft x 3 ] Android Cable Data Transfer and Charging for Samsung Galaxy S7/S7 Edge/S6, Kindle, HUAWEI, HTC, Sony, and...
N: Genji Sports Instant Park and Beach SunShelter Ocean Blue. Sports & Outdoors. Outdoor Recreation. Genji Sports.
O: 17 Inch Vintage Handmade Leather Messenger Bag for Laptop Briefcase Best Computer Satchel School Distressed Bag. Electronics. Computers & Accessories. Handmadecraft.
P: Aqua-Pure AP717 Drinking Water System Filter with Triple Action Filtration. Home & Kitchen. Kitchen & Dining. AquaPure.
Q: Best-mall Round Vitenam Rattan Coasters with Holder, Set of 7 (10CM). Home & Kitchen. Kitchen & Dining. Best-mall.
R: Gerber Bear Grylls Ultimate Pro Knife, Fine Edge [31-001901]. Sports & Outdoors. Outdoor Recreation. Gerber.
S: ArtToFrames 13x17 inch  Off White Stain on Solid Wood Wood Picture Frame, 2WOM0066-78238-YWHT-13x17. Home & Kitchen. Home Dcor. ArtToFrames.
T: Nesco 4808-14-30 Classic Roaster Oven, 18-Quart, Non-stick Cookwell, Ivory. Home & Kitchen. Kitchen & Dining. Nesco.


assistant
Answer: R