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 the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
Purchase History:
1st: ADATA 16 GB Micro SDHC Card Class 10 with SD Adaptor AUSDH16GCL10-RA1. Electronics. Computers & Accessories. ADATA.
2nd: Seagate Momentus 5400 500GB 5400RPM SATA 3Gb/s 8MB Cache 2.5 Inch Internal NB Hard Drive ST9500325AS-Bare Drive. Electronics. Computers & Accessories. Seagate.
3rd: FYBFUP Headphone Adapter Connector Earphones Aux Audio Adapter. Electronics. Accessories & Supplies. FYBFUP.

Options:
A: Marcy Classic Standard Bench with Arm Curl. Sports & Outdoors. Sports & Fitness. Marcy.
B: Bianchi 7235 Black Nylon Belt System. Sports & Outdoors. Sports & Fitness. Bianchi.
C: Protect-A-Bed Premium Waterproof Pillow Protector, Standard Pillow Size (21x27 in.). Home & Kitchen. Bedding. Protect-A-Bed.
D: Westland Giftware Glitter Globe Lamp, 12-Inch High, DC Comics Batman. Home & Kitchen. Home Dcor. Westland Giftware.
E: 100 OPP Plastic Bag for Slim CD Jewel Case (Slim CD Jewel Case Plastic Wrap). Electronics. Accessories & Supplies. mediaxpo.
F: Dogs Playing Poker Metal Sign. Home & Kitchen. Home Dcor. Americana.
G: Design Toscano All Aboard Locomotive Train Steampunk Decor Wall Clock, 9 Inch, Polyresin, Full Color. Home & Kitchen. Home Dcor. Design Toscano.
H: Clickfree Automatic Backup  C6 1 TB USB 3.0 Desktop External Hard Drive CA3D10 (Black). Electronics. Computers & Accessories. Clickfree.
I: Boli Garbage Bag Holder Collapsible Garbage Can Trash Can Rv Storage Waste Basket Bl2019Red. Home & Kitchen. Storage & Organization. Boli.
J: Samsung Movie Pro, 18-200mm lens for NX Series Cameras. Electronics. Camera & Photo. Samsung.
K: Weathervane 50x60" Twill Woven Throw Quilt. Home & Kitchen. Bedding. VHC Brands.
L: Blazing Needles Outdoor Spun Poly 20-Inch by 20-Inch by 6-Inch Throw Pillow, Pike Azure, Set of 2. Home & Kitchen. Bedding. Blazing Needles, L.P.
M: AUCH 4 Pairs Dul-purpose Sun Protection Cooler Fingerless Arm Sleeves Cover for Bike/Hiking/Golf/Cycling/Fishing/Driving/Jogging/Claiming (Black,White,Pink&Light Blue Color). Sports & Outdoors. Outdoor Recreation. Auch.
N: Southern Homewares 6-Pack Candlestick Glass Stem for Redneck Wine Glass, 4-Inch. Home & Kitchen. Kitchen & Dining. Southern Homewares.
O: Honey-Can-Do HNG-06279 Contoured Wooden Suit/Dress Hanger, 4-Pack, Ebony. Home & Kitchen. Storage & Organization. Honey-Can-Do.
P: Fabric Shower Curtain: Stripe Design (Blue Gray and Off-White). Home & Kitchen. Bath. Victoria Classics.
Q: Supermicro Screw Bag and Label for 24x Hot swap 3.5-Inch HDD Tray Cable (MCP-410-00005-0N), 100 pcs. Electronics. Computers & Accessories. Supermicro.
R: EVGA GeForce GTX770 SuperClocked with EVGA ACX Cooler, 2GB GDDR5 256bit, DL DVI-I, DVI-D, HDMI, DP, SLI Ready Graphics Cards (02G-P4-2774-KR). Electronics. Computers & Accessories...
S: Iomega 33962 FireWire 400/USB 2.0 250GB Portable Hard Drive. Electronics. Computers & Accessories. Iomega.
T: MSI AMD Radeon HD 7950 OC Boost 3GB GDDR5 DVI/HDMI 2-Mini DisplayPort PCI-Express Video Card R7950-3GD5/OC BE. Electronics. Computers & Accessories. MSI.


assistant
Answer: R