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: HDE Plastic Hard Shell Case and Keyboard Cover for MacBook Pro 13 with Retina Display (Models: A1425/A1502), Orange. Electronics. Computers & Accessories. HDE.
2nd: HDE Plastic Hard Case and Keyboard Cover for MacBook Pro 13 Inch Retina Display (Models: A1425/A1502). Electronics. Computers & Accessories. HDE.

Options:
A: UTG 4X32 Mini Size Range Estimating Mil-Dot Scope. Sports & Outdoors. Sports & Fitness. Leapers.
B: Abbey Gift Our Family Cross. Home & Kitchen. Home Dcor. Abbey Gift.
C: 10Pcs 1.34Feet Long Dia. 1/4" Round Cotton Kerosene Oil Lamp Wicks Burner. Home & Kitchen. Home Dcor. GHH.
D: Dirt Devil DIRT DEVIL 1116214000 STYLE 17 BELTS,Royal Appliance Mfg. Co.,1116214000 />. Home & Kitchen. Vacuums & Floor Care. Dirt Devil.
E: CableWholesale Manual VGA Switch (40H1-03602). Electronics. Computers & Accessories. CableWholesale.
F: Nyrius ARIES Home HDMI Digital Wireless Transmitter & Receiver for HD 1080p Video Streaming, Cable box, Satellite, Bluray, DVD, PS3, PS4, Xbox 360, Xbox One,...
G: Classic Accessories DryGuard Heavy-Duty Waterproof Boat Cover For Utility/Fishing Boats 14' - 16' L, Up to 75" W. Sports & Outdoors. Sports & Fitness. Classic...
H: Pistol Pouch Magazine Holder Bag. Sports & Outdoors. Sports & Fitness. Galati.
I: Whitney Designs Household Essentials 126 T-LEG Over The Door Ironing Board Holder. Home & Kitchen. Irons & Steamers. Whitney Designs.
J: Kastar NB-2LH Battery Charger Replacement for Canon NB-2L NB-2LH NB2LH Battery and Canon Digital Camera. Electronics. Camera & Photo. Kastar.
K: Zoot Sports Women's Performance 6-Inch Triathlon Short. Sports & Outdoors. Sports & Fitness. Zoot Sports.
L: Aike® 2 Pin Folding Headset Mic for HYT TYT BAOFENG UV5R 888S 666S KENWOOD Radios. Electronics. Portable Audio & Video. Aike.
M: HDE Plastic Hard Shell Case and Keyboard Cover for MacBook Pro 13 with Retina Display (Models: A1425/A1502), Gold. Electronics. Computers & Accessories. HDE.
N: Opteka FFR-900 Motorized Remote Follow Focus & Zoom Controller with Shoulder Support Rig for Digital SLR Cameras and Camcorders. Electronics. Camera & Photo. Opteka.
O: Panasonic SC-EN5 Executive Microsystem (Discontinued by Manufacturer). Electronics. Home Audio. Panasonic.
P: HK Army Dye Rotor Epic Speed Feed - Lava. Sports & Outdoors. Sports & Fitness. HK Army.
Q: 13.5-inch Oblong Food Cone and Sushi Hand Roll Display Stand: Perfect for Restaurants, Catered Events, and Buffets – Holds 36 Cones – Made from Organic...
R: Peugeot 23461 Paris U'Select 7-Inch Pepper Mill, Chocolate. Home & Kitchen. Kitchen & Dining. Peugeot.
S: CroLED 160 LED Light. Electronics. Camera & Photo. CroLED.
T: Speck Products FitFolio Case and Stand for iPad 2, 3, 4 (71898-B920). Electronics. Computers & Accessories. Speck.


assistant
Answer: M