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: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: SPRI Deluxe Xertube Resistance Band Exercise Cords with Foam Padded Handles (All Bands Sold Separately). Sports & Outdoors. Sports & Fitness. SPRI.
2nd: DYNAPRO Exercise Resistance Bands – Adjustable, Comfort Handles, Professional Quality - Workout Guide Included, Perfect for any Home Fitness Training Program Sold Individual or Set...

Options:
A: EasyShare Sport C135 14 MP Waterproof Digital Camera with 2.4-Inch LCD (Red) (New Model). Electronics. Camera & Photo. Kodak.
B: Garmin Forerunner 410 GPS-Enabled Sports Watch (Discontinued by Manufacturer). Electronics. GPS, Finders & Accessories. Garmin.
C: Dayton SVC1 S-Video Jack To RCA Plug Converter. Electronics. Accessories & Supplies. Dayton.
D: Rev-A-Shelf 14" Belt and Scarf Organizers, Chrome. Home & Kitchen. Storage & Organization. Rev-A-Shelf.
E: Fujifilm Fujicolor PROPLUS II Color Negative Film, ISO 200 35 mm, 36 Exposures 5 Pack 119657. Electronics. Camera & Photo. Fujifilm.
F: Neewer Portable Studio Photography Background and Reflector Disc Holder Clip. Electronics. Camera & Photo. Neewer.
G: Cuisipro Foam Pump. Home & Kitchen. Bath. Cuisipro.
H: Logitech Wireless Mouse Curve M325 910-002466. Electronics. Computers & Accessories. Logitech.
I: Dell Genuine Latitude D830 Laptop Core 2 Duo 2.2GHZ 3GB 160GB DVDRW Windows 7 PRO. Electronics. Computers & Accessories. Dell.
J: HQdeal Clear Desktop Remote Control Holder/Organizer Media Storage - Holds up to 6 Remotes. Electronics. Accessories & Supplies. HQdeal.
K: TaylorMade Burner Super Fast 2.0 Rescue Golf Hybrid Club. Sports & Outdoors. Sports & Fitness. TaylorMade.
L: Hindu God Shiva Lingam Statue for Puja, Stone Carving, Portable Size for Travel by ShalinIndia. Home & Kitchen. Home Dcor. ShalinIndia.
M: Lansky LP006 Multi-Angle Knife Clamp. Sports & Outdoors. Sports & Fitness. Lansky.
N: JS HANGER Solid Wooden Extra-Wide Shoulder Suit/Coat Hangers, Retro Finish, 6-Pack. Home & Kitchen. Storage & Organization. JS HANGER.
O: OUTBAGS USA OB-32SC Nylon OWB Outside Pants Carry Holster w/ Mag Pouch. Family owned & operated. Made in USA. Sports & Outdoors. Sports & Fitness...
P: Now Designs 60 by 90 inch Cotton Tablecloth, Elmwood Grey Print. Home & Kitchen. Kitchen & Dining. Now Designs.
Q: wall26 Canvas Prints Wall Art - Retro Style Purple Flowers on Vintage Wood Background Rustic Home Decoration - 32" x 48". Home & Kitchen. Wall...
R: Nathan Peak Waist Pack. Sports & Outdoors. Sports & Fitness. Nathan.
S: CHRISTMAS PRESENT/Gift DOOR BANNER Holiday DECORATION/Decor/36" x 72". Home & Kitchen. Home Dcor. OTC.
T: Rio Adventure Military Style Cot. Sports & Outdoors. Outdoor Recreation. Rio Brands.


assistant
Answer: R