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: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: Core150® Attitude Shaker - Blue - 35oz Protein Shaker Bottle. Contains easy stack removable storage with 3 compartments. Sports & Outdoors. Sports & Fitness. Core...
2nd: Eastvita Safety Leash for Pedometer - 6 units. Help Prevent Pedometor loss. Sports & Outdoors. Sports & Fitness. EastVita.

Options:
A: LG G Pad F 8.0 / G Pad II 8.0 Case, Kuteck LG G Pad F 8.0 / G Pad II 8.0 V495 V496 UK495...
B: Pegasus Home Reversible Furniture Protector, Sofa, Chocolate/Tan, 75 Inch X 110 Inch. Home & Kitchen. Home Dcor. Pegasus Home Fashions.
C: Celebrity Manikin Tripod. Electronics. Camera & Photo. CELEBRITY.
D: DW1510 AGN BCM94322 Half Dual-band N Pci-e Wirless WLAN Card 802.11a/g/n 2.4G & 5G for Laptops & Netbooks. Electronics. Computers & Accessories. b.m.c.
E: Speedo Women's Endurance+ Side Shirred Tank One Piece Swimsuit. Sports & Outdoors. Sports & Fitness. Speedo.
F: Lenox Eternity Gold 45 Piece Flatware Set New in Box Service for 8 $272. Home & Kitchen. Kitchen & Dining. Lenox.
G: Taylor Ultra Thin Digital Timer Kitchen Cooking. Home & Kitchen. Kitchen & Dining. Taylor.
H: 1g White Silicone Thermal Grease CPU Heat Sink Compound. Electronics. Computers & Accessories. Stars.
I: Luxury Padded Faux-Fur Saucer Chair, (Aqua). Home & Kitchen. Furniture. Mainstay.
J: Sigma 18-250mm f3.5-6.3 DC MACRO OS HSM for Nikon Digital SLR Cameras (Certified Refurbished). Electronics. Camera & Photo. Sigma.
K: Case Logic MLA-116 15.6-Inch Laptop and iPad Attaché (Gray). Electronics. Computers & Accessories. Case Logic.
L: Wilton Comfort-Grip Maple Leaf. Home & Kitchen. Kitchen & Dining. Wilton.
M: 4ucycling Skull Cap & Helmet Liner for Cycling Running Beanie Thermal Fleeced 10% Spandex for Men & Women Black. Sports & Outdoors. Outdoor Recreation. 4ucycling.
N: APEVIA 120mm Black Fan Filter FF-120BK. Electronics. Computers & Accessories. Apevia.
O: BNC Male to Male Coupler Adapter Connector (Pack of 10). Electronics. Accessories & Supplies. Valley Enterprises.
P: Reebok NHL Youth Primary Logo Short Sleeve Tee. Sports & Outdoors. Fan Shop. Reebok.
Q: 13" Tactical Survival Rambo Hunting Fixed Blade Knife Army Bowie w/Sheath. Sports & Outdoors. Sports & Fitness. Snake Eye Tactical.
R: OmniMount VB60C B Full Motion Wall Mount for 23-42-Inch Flat Panel TV - Black (Discontinued by Manufacturer). Electronics. Accessories & Supplies. OmniMount.
S: PowMax PLDH114 CDFE 2.7" LCD HD Digital Camera Mini Camcorder Video Camera. Electronics. Camera & Photo. PowMax.
T: Veratex Regency Damask Towel 6-Piece Set, Chocolate. Home & Kitchen. Bath. Veratex.


assistant
Answer: M