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: Netgear WNDR3800 N600 Premium Edition Dual Band Gigabit Wireless Router. Electronics. Computers & Accessories. NETGEAR.
2nd: ASUS RT-N66U Dual-Band Wireless-N900 Gigabit Router. Electronics. Computers & Accessories. Asus.
3rd: Sony DSCW830/B 20.1 MP Digital Camera with 2.7-Inch LCD (Black). Electronics. Camera & Photo. Sony.

Options:
A: AC Infinity MULTIFAN S2, Quiet 120mm USB Blower Fan with Speed Control, for Receiver DVR Xbox Modem AV Cabinet Cooling. Electronics. Computers & Accessories. AC...
B: Belkin Miracast Video Adapter. Electronics. Accessories & Supplies. Belkin.
C: M-Edge SuperShell Foam Frame for iPad 2,3, and 4, Pink. Electronics. Computers & Accessories. M-Edge-Cases.
D: Planet Bike Cascadia bike fenders - 700c x 45mm. Sports & Outdoors. Outdoor Recreation. Planet Bike.
E: Round Press Button Two Way VGA Switch Splitter Black. Electronics. Accessories & Supplies. Electronics World.
F: Burlap Table Runners: Rustic Weddings or Events 120x15 Inch Jute Burlap Table Runner for Country Wedding Decorations Bridal Shower Baby Shower Decor Rustic. Home &...
G: Logitech V450 Cordless Laser Mouse. Electronics. Computers & Accessories. Logitech.
H: Boston Red Sox Small Static Cling. Sports & Outdoors. Fan Shop. Rico Industries, Inc.
I: Deluxe Reversible LoveSeat Furniture Protector, Olive/Sage. Home & Kitchen. Home Dcor. Elaine Karen.
J: InterDesign Clarity Cosmetic Organizer for Vanity Cabinet to Hold Makeup, Beauty Products - 4" x 4" x 2", Clear. Home & Kitchen. Bath. InterDesign.
K: ienjoy Home Hotel Collection Luxury Soft Brushed Bed Sheet Set, Hypoallergenic, Deep Pocket, Twin, Cream. Home & Kitchen. Bedding. ienjoy Home.
L: Lightshare 18-inch Crystal Flower LED Bonsai Tree, Warm White, 36 LED Lights, Clear Flower, Battery Powered or DC adapter(included), Built-in timer. Home & Kitchen. Seasonal...
M: HEAD Women's Blade Runner Legging. Sports & Outdoors. Sports & Fitness.
N: Fujifilm 600002308 xD-Picture Card M 512 MB. Electronics. Computers & Accessories. Fujifilm.
O: Hogue Extreme Series Knife Aluminum Frame 4-Inch Drop Point Blade Tumble Finish. Sports & Outdoors. Sports & Fitness. Hogue.
P: WILTON INDUSTRIES 2105-983 9-3/8"Angel Cake Pan. Home & Kitchen. Kitchen & Dining. Wilton.
Q: Essential Accessory Kit For Canon PowerShot D10 D20 D30 Waterproof Digital Camera Includes Extended (1200Mah) Replacement NB-6L Battery + Ac/Dc Travel Charger + Float Strap...
R: 7" stainless heavy duty cleaver. Home & Kitchen. Kitchen & Dining. Dexter-Russell.
S: Casa Elite 15-Peice Bathroom Shower Set, Burgundy Blossom. Home & Kitchen. Bath. Casa Elite.
T: ArmorSuit Barnes & Noble NOOK HD+ Screen Protector Max Coverage MilitaryShield Screen Protector For Barnes & Noble NOOK HD+ - HD Clear Anti-Bubble. Electronics. Computers...
Answer: B