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: Roku 2 XS 1080p Streaming Player (Old Model). Electronics. Television & Video. Roku.
2nd: oCOSMO CE4001/CE4001-A 40-Inch 1080p 60Hz LED TV. Electronics. Television & Video. Ocosmo.
3rd: Wireless Bluetooth Speakers - Best Portable Speakers - Waterproof, Dust Proof, Shock proof - For Home, Shower, Car, Traveling, Beach - Pairs with iPhone, iPad,...
4th: Linksys WRT1900AC Dual Band Smart Wi-Fi Wireless AC Router (2.4 + 5GHz) - (Certified Refurbished). Electronics. Computers & Accessories. Linksys.

Options:
A: Fox Outdoor Products Modular Butt Pack. Sports & Outdoors. Sports & Fitness. Fox Outdoor.
B: EnviroCare Replacement Vacuum Bags for Oreck Super-Deluxe Compact and Buster B Canisters 12 Pack. Home & Kitchen. Vacuums & Floor Care. EnviroCare.
C: Zoweetek Bluetooth Transmitter and Receiver with NFC Sensor for 3.5mm Audio Devices, Tv Ears, A2dp Stereo Music Transmission. Electronics. Portable Audio & Video. Zoweetek.
D: XTEK Pink Leather Stand Case Cover Bag w/ Removable Detachable Wireless Bluetooth ABS Keyboard For Samsung Galaxy Note 10.1 N8000 N8010 N8013 Tablet. Electronics. Computers...
E: Sunbeam 72253.07 Newbrook 7-Piece Cookware Set, Black. Home & Kitchen. Kitchen & Dining. Sunbeam.
F: Royal's Solid Ivory 300-Thread-Count 4pc King Bed Sheet Set 100-Percent Cotton, Sateen Solid, Deep Pocket. Home & Kitchen. Bedding. Royal Hotel.
G: Tom America INC Portable MP4 Player MP3 Player Video Player with Photo Viewer , E-Book Reader , Voice Recorder + 16 GB Micro SD Card...
H: KnGLuv Stainless Steel Food Storage Container - Food Saver 3 Stack-able Round Bowls - Lunch Box with Lid Carry Handle In Lime Green. Home &...
I: South Mission Chic Elite Modern Adjustable Synthetic Leather Bar Stools | High-back armrest | Brown - Set of 2. Home & Kitchen. Furniture. South Mission.
J: ICE HD 58mm Slim UV Filter MCUV 58 Thin EZ Clean MC. Electronics. Camera & Photo. ICE.
K: GreatShield VANTAGE Series Folio Flip Case Slim Leather Back Cover with Stand for Microsoft Surface Tablet Windows RT 10.6-Inch Tablet (Black). Electronics. Computers & Accessories...
L: Full / Double 3 Inch Soft Sleeper 2.5 100% Foam Mattress Pad, Bed Topper, Overlay Made From 100% Soft Sleeper Pressure Sensitive Foam. Home &...
M: Outback Toys John Deere Johnny Tractor Clothes Hamper. Home & Kitchen. Storage & Organization. Outback Toys.
N: Mallofusa 10 Pack Colorful Sports Basketball Football Absorbent Wristband Party Outdoor Activity. Sports & Outdoors. Sports & Fitness. Mallofusa.
O: CoCaLo Sugar Plum Hamper (Discontinued by Manufacturer). Home & Kitchen. Storage & Organization. Cocalo.
P: Mission Power USB Cable for Powering The New Chromecast. Electronics. Computers & Accessories. Mission Power.
Q: Zebco CRFUL/S802L Spin Fishing Rod and Reel Combo. Sports & Outdoors. Sports & Fitness. Zebco.
R: Garret Pro Best Wireless Bike Bicycle Computer & Heart Rate Monitor, Speedometer, Odometer and Calorie Counter. Sports & Outdoors. Sports & Fitness. Garrett.
S: Surly Single Cog - Steel. Sports & Outdoors. Outdoor Recreation. Surly.
T: Ambesonne Dandelion with Floral Leaves Joy Natural Serenity Green Turquoise White Bathroom Oracle Flower and Mystic Rainy Print Home Aqua Decor Fashion in Mirror Therapy...


assistant
Answer: P