Instruction: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
1st: MoKo Case for Fire 2015 7 inch - Slim Folding Cover for Amazon Fire Tablet (7 inch Display - Previous 5th Generation, 2015 Release Only),...
2nd: Infiland Fire 7 Case - Ultra Slim Shell Lightweight Tri-fold Stand Cover For Amazon Fire 7 Inch Tablet (Fire 7" Display 5th Generation - 2015...

Options:
A: Key Ring 64GB USB 2.0 Flash Drive Stainless Steel Metal (N/003/64). Electronics. Computers & Accessories. USB Flash.
B: Logitech M325c Wireless Optical Mouse Marc Monkey. Electronics. Computers & Accessories. Logitech.
C: Thule  CX2 Two Child Carrier. Sports & Outdoors. Outdoor Recreation. Thule.
D: Valley Enterprises® BNC Male to SMA Female Coax Cable Adapter. Electronics. Accessories & Supplies. Valley Enterprises.
E: Rosewill 120mm Case Fan Cooling RFX-120 Black/Red. Electronics. Computers & Accessories. Rosewill.
F: Alice in Wonderland, Disney Pooh and Mickey instax mini films for Fuji instant mini cameras set of 3 packs x 30 photos. Electronics. Camera &...
G: Lavish Home Reversible Down Alternative Comforter, Twin, Dark Green/Dark Blue. Home & Kitchen. Bedding. Lavish Home.
H: HP Pavilion S3100N Slimline Desktop PC (AMD Athlon 64 Processor 4000+, 1 GB RAM, 250 GB Hard Drive, Vista Premium) (Discontinued by Manufacturer). Electronics. Computers...
I: Retevis H-777 Walkie Talkie UHF 3W 16CH Single Band With Earpiece High Illumination Flashlight Portable 2 Way Radio (1 Pair). Electronics. Portable Audio & Video...
J: 20MOA Canted Tapered 1/2" Half Inch Riser Mount Picatinny Rail Scope Base w/ 16 Ring Slots 2 Inch Forward Cantilever. Sports & Outdoors. Sports &...
K: GOOD LIVING Baster Deluxe, 1 Each. Home & Kitchen. Kitchen & Dining. Good Living.
L: Case Logic TBC-306 SLR Camera Holster (Black) . Electronics. Camera & Photo. Case Logic.
M: Silicone Solutions 8-Piece Set Nova Silicone Good Grip Drink Coasters (WHITE). Home & Kitchen. Kitchen & Dining. Nuurv.
N: DYZD Pack of 12 3.7Inches Extra Large S Shape Hooks Heavy Duty Stainless Steel Hanging Hook for All Kinds of Bags,Apparel,Plastic Laundry Cart,Kitchen Utensils,Towels and...
O: ArmaLaser Walther PPQ M2 PPX GTO Red Laser and FLX42 Grip Switch. Sports & Outdoors. Sports & Fitness. ArmaLaser.
P: Ameristep 4NAT050 Ladder Stand Levelers. Sports & Outdoors. Sports & Fitness. Ameristep.
Q: Khaw-Fee Portable French Press Coffee Maker - Hand Pump Coffee Maker - Easily Brew One Cup at Home, Office or while Camping - Provides Full...
R: Hem Maa Durga Incense Sticks (Box of 6 Tubes). Home & Kitchen. Home Dcor. HEM.
S: Dell Wireless Optical Mouse WM324. Electronics. Computers & Accessories. Dell.
T: Benchmade - AXIS Flipper 300-1 Knife, Drop-Point. Sports & Outdoors. Sports & Fitness. Benchmade.
Answer: B