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: CycleOps ANT+ Dual Speed/Cadence Sensor. Sports & Outdoors. Outdoor Recreation. CycleOps.
2nd: Ibera Bicycle Lightweight Aluminum Water Bottle Cage. Sports & Outdoors. Outdoor Recreation. Ibera.
3rd: DRIVEN CSRX 11-Speed Spider Cassette with Lockring. Sports & Outdoors. Outdoor Recreation. DRIVEN.
4th: DRIVEN CSRX 10-Speed Spider Cassette with Lockring. Sports & Outdoors. Outdoor Recreation. DRIVEN.
5th: SRAM Supercork Bicycle Bar Tape. Sports & Outdoors. Outdoor Recreation. SRAM.
6th: SHIMANO Sora Shift Levers. Sports & Outdoors. Outdoor Recreation. SHIMANO.
7th: KMC X11SL Gold 11 Speed Chain for Shimano Sram Campy. Sports & Outdoors. Outdoor Recreation. KMC.

Options:
A: KingLinen Classic Palm Tree Curtain Set w/Valance/Sheer/Tassels. Home & Kitchen. Home Dcor. KingLinen.
B: Shimano Rear Derailleur RD-6800 (2014). Sports & Outdoors. Outdoor Recreation. SHIMANO.
C: Outnowtech Titan 16x40 High Powered Monocular Telescope, Lightweight Compact Easy Focus with Large Aperture for Daytime and Low Light Viewing, for Adults and Kids, Hiking,...
D: Arnold Schwarzenegger poster 40 inch x 24 inch / 21 inch x 13 inch. Home & Kitchen. Wall Art. bribase shop.
E: VHC Brands Ninepatch Star 4'2" x 5' Quilted Throw Blanket in Tan. Home & Kitchen. Bedding. VHC Brands.
F: Mosuch iPod Adapter Charge and Audio Cable with USB and 3.5mm for Select BMW and Mini Cooper Car Models - Control From Your Wheel. Electronics...
G: Fintie SlimShell Case for Kindle Fire HDX 8.9 - Slim Lightweight Leather Standing Cover (will fit Amazon Kindle Fire HDX 8.9" Tablet 2014 4th Generation...
H: Luxury Solid Cotton Deep Pocket Flannel Sheet Set Size: California King, Color: Ivory. Home & Kitchen. Bedding. TRIBECA LIVING.
I: J Devlin Pic 137-57V Vintage Stained Glass Picture Frame Tabletop 5x7 Vertical Photo Frame Colorful Pale Purple Green Amber Family Picture Frame. Home & Kitchen...
J: Thompson Center Accessories 13 Plus Bore Cleaner 8 oz. 31009041. Sports & Outdoors. Sports & Fitness. Thompson Center.
K: Monoprice 15-Feet USB 3.0 A Male to A Female Active Extension Cable. Electronics. Computers & Accessories. Monoprice.
L: KINGMAS USB Game Foot Control Keyboard Action Switch Pedal HID. Electronics. Computers & Accessories. SHEENROAD.
M: 2015 Budweiser Holiday Stein. Home & Kitchen. Kitchen & Dining. Budweiser.
N: Hosley's Bulk Buy, Set of 108 Rattan Diffuser Reeds 7". Ideal Gift and for Use with Hosley Diffuser Glass Bottles, Diffuser Refills, Spa, Aromatherapy O5...
O: Cablelera Power Cord Extension and Splitter, NEMA 5-15P to NEMA 5-15R x 2, 16 AWG, 13A, 125V (ZWACPQAG-14). Electronics. Accessories & Supplies. Cablelera.
P: Stansport Lid Lifter. Sports & Outdoors. Outdoor Recreation. Stansport.
Q: BIRUGEAR Male Right Angle to F Female Coax Adapters Pack of 5. Electronics. Accessories & Supplies. Generic.
R: Bluetooth Headphones Over Ear, Hi-Fi Stereo Wireless Headset, Soft Memory-Protein Earmuffs, Wired and Wireless Earphone with Mic for Cell Phones/MP3/PC/TV - Black. Electronics. Headphones. NEWONE.
S: Lacasa LED Sports Armband Flashing Safety Light for Running, Cycling or Walking At Night Set of 2. Sports & Outdoors. Outdoor Recreation. Lacasa.
T: Western Cast Iron Horse Horseshoe 2 Hook Rack. Home & Kitchen. Storage & Organization. Comfify.
Answer: B