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: Samsung Electronics Samsung 840 Series Solid State Drive (SSD) 500 GB SATAIII 2.5-Inch MZ-7TD500BW. Electronics. Computers & Accessories. Samsung.
2nd: Kanto FMX2 Full Motion Articulating TV Wall Mount for 37-Inch to 80-Inch Televisions. Electronics. Accessories & Supplies. Kanto.

Options:
A: Bargains Depot 2-in-1 Stylus Touch Screen Pen for iPhone, Ipad, iPod, Tablet, Galaxy and More with 20Pcs Rubber Tips-Black. Electronics. Computers & Accessories. Bargains Depot.
B: Studiohut L-Bracket Speedlight Flash Mount with adjustable cold shoe for Bowen Style Softboxes. Electronics. Camera & Photo. Studiohut.
C: Clean Cubes 13 Gallon Disposable Trash Cans & Recycling Bins, 3 Pack (White). Home & Kitchen. Storage & Organization. Clean Cubes.
D: LotFancy New Black keyboard for Acer Aspire 1430 1430Z 1551 1830 1830T 1830TZ ; Acer TravelMate 8172 8172T 8172Z ; Acer Aspire One 721 AO721...
E: JVC CSV628 6.5-Inch 2-Way Coaxial Speakers 250W Peak (Pair). Electronics. Car & Vehicle Electronics. JVC.
F: Lasko 3135 30" Oscillating Industrial Fan, quot, Black. Home & Kitchen. Heating, Cooling & Air Quality. Lasko.
G: Yakima DoubleDown 2-Bike Hitch Mount Rack. Sports & Outdoors. Outdoor Recreation. Yakima.
H: Canon PowerShot A590IS 8MP Digital Camera with 4x Optical Image Stabilized Zoom (OLD MODEL). Electronics. Camera & Photo. Canon.
I: iOne XArmor U9BL LED Backlit Mechanical Switch Gaming Keyboard Black Wired USB Plug Connector. Electronics. Computers & Accessories. iOne.
J: Replacement Wires for Compact Marble Cheese Slicer (Green or White)-Set of 4. Home & Kitchen. Kitchen & Dining. RSVP International.
K: He Mason Jar Shooter Glass (Set of 6), Assorted Colors. Home & Kitchen. Kitchen & Dining. Home Essentials.
L: Outdoor Research Wind Warrior Hat. Sports & Outdoors. Outdoor Recreation. Outdoor Research.
M: J Channel Cable Raceway - Black - 48" Length. Electronics. Accessories & Supplies. Master Manufacturing.
N: Deco 79 Wood Leather Book Box, 15 by 12 by 9-Inch, Set of 3. Home & Kitchen. Home Dcor. Deco 79.
O: EZStudRack Shelving System for Garages, Sheds, Pantries, Closets, and More. Includes 32 EZStudRacks & 128 Screws. Home & Kitchen. Storage & Organization. EZStudRack.
P: Proxelle Waterproof Wireless Speaker, Wireless Stereo Speakers AUX Input, Floating on Water, Hands-Free Calling with Mic and Clip Mount for Bicycle Bike Outdoor Cycling Beach,...
Q: Crosley Songwriter CD Recorder Turntable. Electronics. Home Audio. Crosley.
R: Parts Express Steel Mesh 2-Piece Grill 6-1/2 Speaker Black. Electronics. Accessories & Supplies. Parts Express.
S: GSI Super Quality 5-Port Smart HDMI 1080P Switch - Connect 5 HDMI Equipment To TV At the Same Time! - For Plasma, LCD, LED, Blu-Ray,...
T: Osprey Shuttle 32-Inch/110 L Wheeled Luggage. Sports & Outdoors. Outdoor Recreation. Osprey.


assistant
Answer: M