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: Garmin Forerunner 305 GPS Receiver With Heart Rate Monitor (Discontinued by Manufacturer). Electronics. GPS, Finders & Accessories. Garmin.
2nd: RioRand Wireless Bluetooth Keyboard + Leather Case Stand for 7" Samsung Galaxy Tab P3100, P3110, P6200, P6210. Electronics. Computers & Accessories. RioRand.
3rd: Manfrotto 237HD Heavy-Duty Flex Arm for Super Clamp (Black). Electronics. Camera & Photo. Bogen.

Options:
A: Swarovski 2011 Annual Edition Crystal Snowflake Ornament. Home & Kitchen. Home Dcor. Swarovski.
B: My Mind's Eye HRP209 Hooray Party Fans 8/Pkg. Home & Kitchen. Event & Party Supplies. My Mind's Eye.
C: Bia Cordon Bleu Set of 2, 2oz Porcelain Espresso cups - Black. Home & Kitchen. Kitchen & Dining. BIA Cordon Bleu.
D: HP 11.6" Pink Stream 11-d011wm Laptop with Intel Celeron Processor, 2GB Memory, 32GB Hard Drive, Bluetooth Windows 8.1 and Microsoft Office 365 Personal (1-yr subscription)...
E: IYOUND Fitness Tracker Activity Smart Watch Color Screen with Heart Rate and Sleep Monitor, IP67 Waterproof GPS Route Tracking Step Calories Counter Pedometer Sports Bracelet...
F: Fit Fix Water Infuser Bottle — Create Naturally Fruit-Infused Water — Delicious and Healthy — Dishwasher Safe — BPA Free — Leak-proof Seal and Durable...
G: Sylvania NB620SL1 Wireless Enabled Blu-Ray Disc Player, Black. Electronics. Television & Video. Sylvania.
H: Katgely Disposable Large Size Mini Cupcake Baking Cups Liners - Bottom Liner Diameter 1.5 Inches - 500 Per Pack. Home & Kitchen. Kitchen & Dining...
I: NETGEAR EX6100-100NAS AC750 WiFi Range Extender with Gigabit Ethernet. Electronics. Computers & Accessories. NETGEAR.
J: Blue Q Darling Shopper. Home & Kitchen. Kitchen & Dining. Blue Q.
K: TYR Sport Women's Sonoma Bottom with Band. Sports & Outdoors. Sports & Fitness. TYR.
L: Rev-A-Shelf Cutlery Trim 2-7/8 x 20-5/8in Wood. Home & Kitchen. Kitchen & Dining. Rev-A-Shelf.
M: simplehuman 10 Liter / 2.3 Gallon Stainless Steel Small Semi-Round Bathroom Step Trash Can, Brushed Stainless Steel. Home & Kitchen. Storage & Organization. simplehuman.
N: Twin (13-16 in. Deep) SureGuard Mattress Encasement - 100% Waterproof, Bed Bug Proof, Hypoallergenic - Premium Zippered Six-Sided Cover - 10 Year Warranty. Home &...
O: Theater Solutions by Goldwood Bluetooth 2.1 Speaker System 2.1-Channel Home Theater Speaker System, Black (TS212). Electronics. Home Audio. Theater Solutions.
P: Hallmark "Joyful" Rectangular Embellished Decorative Accent Pillow. Home & Kitchen. Bedding. Hallmark.
Q: School Years Memory Scrap Book Album Red Star 24 Pockets. Home & Kitchen. Home Dcor. School Years.
R: Logitech Tablet Mouse for Android 3.1+. Electronics. Computers & Accessories. Logitech.
S: Kurt Adler Holy Family Musical Water Globe, 100mm. Home & Kitchen. Home Dcor. Kurt Adler.
T: Palm - Sunset Door Poster 21 x 62in. Home & Kitchen. Wall Art. Poster Revolution.


assistant
Answer: R