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: Polk Audio CSI A4 Center Channel Speaker (Single, Cherry). Electronics. Home Audio. Polk Audio.
2nd: Polk Audio RTI A1 Bookshelf Speakers (Pair, Black). Electronics. Home Audio. Polk Audio.
3rd: ARRIS SURFboard SB6183 Modem 16x4 Docsis 3.0 Cable Modem- Retail Packaging- White. Electronics. Computers & Accessories. ARRIS.
4th: Kingston Digital 60GB SSDNow V300 SATA 3 2.5 (7mm height) Notebook Bundle Kit with Adapter Solid State Drive SV300S3N7A/60G. Electronics. Computers & Accessories. Kingston.
5th: (Old Model) WD My Passport Ultra 2 TB Portable External USB 3.0 Hard Drive with Auto Backup, Black. Electronics. Computers & Accessories. Western Digital.
6th: Elgato Game Capture HD60 - Next Generation Gameplay Sharing for Playstation 4, Xbox One & Xbox 360, 1080p quality with 60 fps. Electronics. Computers &...

Options:
A: Party Stick Ceiling Hooks   (8/Pkg). Home & Kitchen. Storage & Organization. Beistle.
B: Sauder 409110 Miscellaneous Entertainment Multimedia Storage Tower, L: 32.44" x W: 9.41" x H: 45.35", Cinnamon Cherry Finish. Home & Kitchen. Furniture. Sauder.
C: Fotasy WSE Genuine Leather Hand Wrist Strap for Mirrorless Cameras (Orange). Electronics. Camera & Photo. Fotasy.
D: TP-Link 5 Port Fast Ethernet Switch | Desktop Ethernet Splitter | Ethernet Hub | Plug and Play | Fanless Quite | Unmanaged (TL-SF1005D). Electronics. Computers...
E: Box of 20 White Chime Candles by Eika 4 Inch. Home & Kitchen. Home Dcor. Eika.
F: Onkyo HT-S3500 660 Watt 5.1-Channel Home Theater Speaker/Receiver Package. Electronics. Television & Video. Onkyo.
G: R&M Tooth 3" Cookie Cutter White with Brightly Colored, Durable, Baked-on Polyresin Finish. Home & Kitchen. Kitchen & Dining. CybrTrayd.
H: Whetstone Cutlery The Vermillion Survival Knife and Kit with Sheath Knife, Black. Sports & Outdoors. Outdoor Recreation. Whetstone Cutlery.
I: Lenovo Tab 3 10.1" Android Tablet, Quad-Core Processor, 1.3GHz, 32GB Storage (Slate Black) ZA0X0018US TB3-X70F. Electronics. Computers & Accessories. Lenovo.
J: 5 Piece Forest Canvas Wall Art for Bedroom, SZ Beautiful Spring Morning Sunrise Picture Prints of Nice Sunshine Peeking Through Rainforest (Waterproof Artwork, 1" Thick,...
K: Canon EF-S 55-250mm f/4-5.6 IS Image Stabilizer Telephoto Zoom Lens - International Version (No Warranty). Electronics. Camera & Photo. Canon.
L: VG Compact (M) Travel Edition Semi Hard Case (Gun Metal Gray EVA) for Panasonic Lumix DMC Point & Shoot Digital Cameras Point & Shoot Digital...
M: Sauder 408687 Deco Tiered Desk, L: 47.64" x W: 20.47" x H: 36.02". Home & Kitchen. Furniture. Sauder.
N: Camo Stainless Steel Double Insulated 30 oz Travel Outdoor Tumbler INCLUDES: Tumbler, Slide Lid, Stainless Straw w/ Cleaner, and Handle. Home & Kitchen. Kitchen &...
O: Contigo AUTOSPOUT Straw Ashland Infuser Stainless Steel Water Bottle,  26 oz, Watermelon. Sports & Outdoors. Sports & Fitness. Contigo.
P: WizGear Universal Tablet Headrest Mount, Ipad Headrest Mount for Car, Lightweight, Durable and Easy to Headrest Cradle Car Mount – Perfect for Mounting Ipads and...
Q: Noosa Life | Onion Holder For Slicing | STORAGE POUCH INCLUDED | Vegetable Potato Cutter Slicer | FULL GRIP HANDLE | Odor Eliminator | Stainless...
R: Farberware Nonstick Aluminum 6 Qt. Covered Pasta and Straining Pot. Home & Kitchen. Kitchen & Dining. Farberware.
S: Fruit Bowl, Unique Design Sturdy Fruit Rack Tray Holder, Stainless Steel Rotation Foldable Fruit Basket Decorative Kitchen. Home & Kitchen. Kitchen & Dining. Aniyoo.
T: Pro Shot 8-Inch Pistol .22 Caliber and Up Cleaning Rod. Sports & Outdoors. Sports & Fitness. Pro Shot.


assistant
Answer: D