Task: Sequential_Recommendation
user: 

 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.  /nFor the BDI reasoning process, (1) Based on the user Purchase History, starting with "customer believes", list the user's beliefs; then, based on the user Purchase History and the definition of Reiss's 16 basic desires theory, list the user's desires; next, based on the listed beliefs, desires and user Purchase History, starting with "customer intends", list the intentions; (2) Finally, based on the generated beliefs, desires and intentions, construct logically BDI reasoning process, and select the correct answer based on the BDI reasoning process and input. /nThe definition of Reiss's 16 Basic Desires Theory: 1. Acceptance - the need to be appreciated 2. Curiosity, the need to gain knowledge 3. Eating, the need for food 4. Family, the need to take care of one’s offspring 5. Honor, the need to be faithful to the customary values of an individual’s ethnic group, family or clan 6. Idealism, the need for social justice 7. Independence, the need to be distinct and self-reliant 8. Order, the need for prepared, established, and conventional environments 9. Physical activity, the need for work out of the body 10. Power, the need for control of will 11. Romance, the need for mating or sex 12. Saving, the need to accumulate something 13. Social contact, the need for relationship with others 14. Social status, the need for social significance 15. Tranquility, the need to be secure and protected 16. Vengeance, the need to strike back against another person/nNow the user gives an instruction that describes a task and ask you write a response that appropriately completes the request. After thinking, when you finally reach a conclusion, clearly state the BDI thinking process within <think> </think> firstly and then the answer (i.e., answer only letters in options) within <answer> </answer> tags.
Instruction: Rank the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
Purchase History:
1st: Intel Core 2 Duo E6400 Dual-Core Processor, 2.13 GHz, 2M L2 Cache, LGA775. Electronics. Computers & Accessories. Intel.
2nd: ASUS P5N-E SLI LGA775 Nvidia 650i DDR2-800 ATX Motherboard. Electronics. Computers & Accessories. Asus.
3rd: PNY Nvidia GeForce 7900 GS 256MB GDDR3 PCI Express Graphics Card. Electronics. Computers & Accessories. PNY.
4th: Western Digital WD2500KSRTL Caviar SE16 250 GB SATA 3.5-Inch Hard Drive Kit. Electronics. Computers & Accessories. Western Digital.
5th: Nikon Coolpix L10 5MP Digital Camera with 3x Optical Zoom. Electronics. Camera & Photo. Nikon.

Options:
A: Ivenf Ceramic Tea Light Holder, Aromatherapy Essential Oil Burner, Great Decoration for Living Room, Balcony, Patio, Porch and Garden, Vase Shape. Home & Kitchen. Home...
B: Mountain Warehouse Mens Terrain Ultra Lightweight Walking Hiking Shorts. Sports & Outdoors. Outdoor Recreation. Mountain Warehouse.
C: Cisco AIR-LAP1131AG-A-K9 Aironet 1131AG Wireless Access Point. Electronics. Computers & Accessories. Cisco Systems.
D: Prepworks by Progressive Long Handled Coffee Scoop. Home & Kitchen. Kitchen & Dining. Progressive.
E: Domke F-832 Medium Photo Courier Bag (Brown RuggedWear). Electronics. Camera & Photo. Domke.
F: Hallmark Keepsake 2016 Crayola Crayons Big Box of 64 Christmas Ornament. Home & Kitchen. Home Dcor. Hallmark.
G: Holiday Time Polar Critters Plush Throw 50 X 60 Inch. Home & Kitchen. Bedding. Holiday Time.
H: InterDesign Wavz Hanging Shower Caddy - Bathroom Storage Shelves for Shampoo, Conditioner and Soap, Blue/Chrome. Home & Kitchen. Bath. InterDesign.
I: CowboyStudio Small Barn Door/Grid and Gel Set. Electronics. Camera & Photo. CowboyStudio.
J: Precious Moments Baby Dedication Champagne Silver Traditional Music Box Plays Jesus Loves Me. Home & Kitchen. Home Dcor. Cottage Garden.
K: Poppies II by Master's Art, 22x32-Inch Canvas Wall Art. Home & Kitchen. Wall Art. Trademark Fine Art.
L: Kingmil Silicone Pot Holder Oven Mitts Heat Resistant with Quilted Cotton Lining for Baking,Cooking,BBQ Set of 2 (Black). Home & Kitchen. Kitchen & Dining. Kingmil.
M: 2015 Newest Bluetooth 4.0 Wireless Stereo Earbuds with Noise Cancellation Sports Earphones Headphones, Say Yes or No to pick or reject call, Support 5 Languages...
N: GE TL26192 Line Cord (15 Ft., White, 4-Conductor). Electronics. Accessories & Supplies. GE.
O: Bazooka RBCM-100 Remote Bass Control for Bazooka Base Tubes. Electronics. Car & Vehicle Electronics. Bazooka.
P: Genuine Miele Upholstery Tool All Canister Models Part # 05512320. Home & Kitchen. Vacuums & Floor Care. Miele.
Q: Sanibel Sea Turtle Seahorse Starfish Napkin Rings Set. Home & Kitchen. Kitchen & Dining. Mud Pie.
R: Corsair XMS2 2GB (2x1GB) DDR2 800 MHz (PC2 6400) Desktop Memory. Electronics. Computers & Accessories. Corsair.
S: Opulent White Night Stand by Ashley Furniture. Home & Kitchen. Furniture. Ashley Furniture.
T: La Pavoni PA-BURR Coffee Grinder, Black. Home & Kitchen. Kitchen & Dining. La Pavoni.


<think>
Answer: R