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: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
Purchase History:
1st: WD My Passport Essential SE 1 TB  USB 3.0 Portable External Hard Drive (Black). Electronics. Computers & Accessories. Western Digital.
2nd: iClever Wireless FM Transmitter Hands-free Car Kit Adapter Charger for iPhone iPod. Electronics. Portable Audio & Video. iClever.
3rd: Jabra SPORT Bluetooth Stereo Headset - Black/Yellow (Discontinued by Manufacturer). Electronics. Accessories & Supplies. Jabra.
4th: Wireless Bluetooth Headphones with NFC - Puresounds Foldable Wireless Head Phones (White) with Built in Microphone. Electronics. Headphones. SCS Direct.

Options:
A: iPod Touch 4 Case, Bastex 3D Silicone Hot Pink & White Panda Bear Case for Apple iPod Touch 4. Electronics. Portable Audio & Video. Bastex.
B: Acoustic Research ARi3G 3 3 Device Universal Remote Control Compatible with Apple Products (Black) (Discontinued by Manufacturer). Electronics. Accessories & Supplies. Acoustic Research.
C: Jumbl Stainless Steel Dip Bowl w/Acrylic Vented Ice Chamber Base Clear. Home & Kitchen. Kitchen & Dining. Jumbl.
D: Royal Small Clam Shells, Package of 250. Home & Kitchen. Kitchen & Dining. Royal.
E: Aluminum Alloy Universal Water Bottle Cage Cycling Bike Bicycle Mount Holder (Black). Sports & Outdoors. Outdoor Recreation. SOONHUA.
F: Alphacool NexXxos UT60 Full Copper Radiator 360, 120mm x 3, Triple Fan, Black. Electronics. Computers & Accessories. Alphacool.
G: Slime 30026 Lite Smart Tube, Presta Valve (700 x 19-25mm). Sports & Outdoors. Outdoor Recreation. Slime.
H: Boston International Honeycomb Ceramic Teacup and Saucer, Honey. Home & Kitchen. Kitchen & Dining. Boston International.
I: Toshiba BDX1400 Blu-Ray DVD Player. Electronics. Television & Video. Toshiba.
J: Regina Contemporary Floral Multi-Color Oval Area Rug, 5' x 7' Oval. Home & Kitchen. Home Dcor. Universal Rugs.
K: JBM Adult Cycling Bike Helmet Specialized for Men Women Safety Protection CPSC Certified (18 Colors) Black/Red/Blue/Pink/Silver Adjustable Lightweight Helmet with Reflective Stripe and Removal. Sports...
L: Triple Decker Food Cold Cut Keeper Container. Home & Kitchen. Kitchen & Dining. 3-Tier.
M: Stylus Pens for Touch Screens, iPad Pencil Fine Point Active Smart Digital Pen for Tablet. Electronics. Computers & Accessories. Milemont.
N: Signmission Watch for Flying Tools Warning Sign Mechanic Carpenter Repair Auto Shop Car, 0.15 Pound. Home & Kitchen. Home Dcor. SignMission.
O: Roku 2 Streaming Player with Headphone Jack. Electronics. Television & Video. Roku.
P: Jack-o-lantern Take Out Boxes - Halloween Treat Box (24 Pack) 2 1/2". Paper. Home & Kitchen. Kitchen & Dining. Fun Express.
Q: Moscow Mule Copper Mugs - Set of 4-100% HANDCRAFTED Food Safe Pure Solid Copper Mugs - 16oz Gift Set with BONUS: 4 Cocktail Copper Straws,...
R: BingoBuy® Semi-Blue Backlit High Quality Silicone Keyboard Protector Skin Cover for ASUS A53E D550MA F552LDV F751LDV G550JK G53SW G53JW G53SX GL551JM GL551JK GL771JM G73JW G73JH...
S: Solo Stove Solo Pot 900: Lightweight Stainless Steel Backpacking Pot and Other Backpacking & Camping Stoves. Sports & Outdoors. Outdoor Recreation. Solo Stove.
T: SOUL Electronics SV3SLV Volt Bluetooth Pro Hi-Definition On-Ear Headphones, Silver (Discontinued by manufacter). Electronics. Headphones. Soul Electronics.


assistant
Answer: T