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: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
Purchase History:
1st: Sapphire Radeon HD 7970 3GB DDR5 HDMI/DVI-I/Dual Mini DP PCI-Express Graphics Card 21197-00-40G. Electronics. Computers & Accessories. Sapphire Technology.
2nd: BlueRigger High Speed HDMI to DVI Adapter Cable (10 Feet). Electronics. Accessories & Supplies. BlueRigger.

Options:
A: Dreamworks Dragons 2 Dragon Flyer 64 by 86-Inch Comforter, Twin. Home & Kitchen. Bedding. DreamWorks.
B: Calhoun Game of Thrones House Sigil Wall Banner (30" by 50") (House Stannis Baratheon). Home & Kitchen. Wall Art. Calhoun.
C: Galco Waistband Inside The Pant Holster for 1911 5-Inch Colt, Kimber, Para, Springfield. Sports & Outdoors. Sports & Fitness. Galco Gunleather.
D: Designer Placemats - Crazy Owls - Set of 6. Home & Kitchen. Kitchen & Dining. Loopilops.
E: Avyzar AVZ-100 Intelligent Bluetooth Speaker Built-in Microphone, Portable & Powerful Stereo, Ultimate Portable Music Speaker & Hands-Free Speakerphone-Bluetooth, NFC Pairing, AUX & Micro SD Slot...
F: 60 Small Clear Crystal Like Drop Ornaments Diamond shape. Home & Kitchen. Home Dcor. NaRaMax.
G: Roadmice Mustang Mouse Optical Wireless Radio Frequency, White USB  1750 Dpi Scroll Wheel, Blue. Electronics. Computers & Accessories. Road Mice.
H: MASC HOLSTERS Leather Pancake (OWB) Holster for Desert Eagle, FITS All CALIBERS with 6'' Barrel. Sports & Outdoors. Sports & Fitness. MASC HOLSTERS.
I: XFX MA-AP01-PD1K Active DisplayPort to DVI Adapter. Electronics. Accessories & Supplies. XFX.
J: Gootium Canvas Leather Messenger Bag - Vintage Briefcase 14" 15.6" Laptop Shoulder Bag. Electronics. Computers & Accessories. Gootium.
K: Tektro Novela Mechanical Disc Brake, Front/Rear w/160mm Rotor. Sports & Outdoors. Outdoor Recreation. Tektro.
L: The LadderRack 2-in-1 Quilt Display Rack (5 Rung/24" Model/Cabernet). Home & Kitchen. Furniture. Built by Briick Quilting.
M: Acer Iconia W3-810-1600 8.1-Inch 32 GB Tablet (Silver). Electronics. Computers & Accessories. Acer.
N: ASICS Women's Studio Fit-Sana Seamless Capri. Sports & Outdoors. Sports & Fitness. ASICS.
O: Supereyes USB Pocket Digital Microscope Camera | 200X Zoom | Portable Inspection Microscope | Handheld Kids Microscope | Skin Microscope | with Stand LED lights...
P: Bissell PowerEdge Hard Floor Vacuum, 81L2. Home & Kitchen. Vacuums & Floor Care. Bissell.
Q: Roman First Holy Communion Silver Chalice Resin Stone Keepsake Rosary Jewlery Box, Ivory, 1.5". Home & Kitchen. Home Dcor. Roman.
R: Allen Paintball Products Sight Feeder Hopper - Black - 50 Round. Sports & Outdoors. Sports & Fitness. APP.
S: High Sierra Classic 2 Series Diplomat Lumbar Pack. Sports & Outdoors. Outdoor Recreation. High Sierra.
T: Philips SHB8750NC/27 Wireless Noise Canceling Headphones, Black. Electronics. Headphones. Philips.


assistant
Answer: I