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: Knuckle Lights Original – Unique LED Light for Running, Jogging, Walking & Hiking.  Knuckle Lights.
2nd: Skirt Sports Women's Happy Girl Skirt. Sports & Outdoors. Sports & Fitness. Skirt Sports.
3rd: Skirt Sports Women's Gym Girl Ultra Running Skirt with Drawcord. Sports & Outdoors. Sports & Fitness. Skirt Sports.
4th: SLS3 Women's True Graduated Butterfly Compression, Performance, Training, Race, Recovery Socks (1 pair).  SLS3.
5th: Skirt Sports Women's Happy Girl Skirt. Sports & Outdoors. Sports & Fitness. Skirt Sports.
6th: Feetures - Elite Ultra Light - Quarter - Athletic Running Socks for Men and Women. Sports & Outdoors. Sports & Fitness. Feetures.
7th: Elenest Trail Back Walking Pole, 66.5-140cm. Sports & Outdoors. Outdoor Recreation. Elenest.
8th: 2XU Compression Performance Run Sleeves. Sports & Outdoors. Sports & Fitness. 2XU.

Options:
A: Asmyna Titanium Red/Black TUFF Hybrid Protector Cover for iPod touch 5. Electronics. Portable Audio & Video. Asmyna.
B: Spyderco Mantra Titanium Plain Edge Knife. Sports & Outdoors. Outdoor Recreation. Spyderco.
C: Corsair AXi Series, AX760i, 760 Watt (760W), Fully Modular Digital Power Supply, 80+ Platinum Certified. Electronics. Computers & Accessories. Corsair.
D: Sylvania Bluetooth, CD Micro System with FM Radio and Clock. Electronics. Home Audio. Sylvania.
E: The Hillman Group 58238     0.500 Diameter  Round Strain Relief Bushing, 10-Pack. Electronics. Accessories & Supplies. Hillman.
F: ASUS Premium Motherboard DDR3 1600 Intel - LGA 1155 Motherboard (P8Z77-V PREMIUM). Electronics. Computers & Accessories. Asus.
G: 6 FUNCHOP Chopstick Helpers. Home & Kitchen. Kitchen & Dining. Inteliventor.
H: Nespresso D75-US-SI-NE Prodigio With Milk Espresso Maker, Silver. Home & Kitchen. Kitchen & Dining. Nestle Nespresso.
I: Samsung TE310 Series 23.6-Inch Screen LED-Lit Monitor/Television. Electronics. Computers & Accessories. Samsung.
J: Olympus VN-702PC Voice Recorder Factory Refurbished. Electronics. Portable Audio & Video. Olympus.
K: UOOPOO Cotton Linen Square Fashion Blue Orange Hummingbird Bird Teal Aqua Red Flowers Pillowcases 18 x 18 Inches. Home & Kitchen. Bedding. Hullovota.
L: PrepStor 3 Compartment Food Containers with Lids, Bento/Lunch Box, Divided Plate. Freezer, Microwave, & Dishwasher Safe, Leak Proof, 7 Pack. Home & Kitchen. Kitchen &...
M: Ello PURE 20oz Glass Water Bottle (Red). Sports & Outdoors. Sports & Fitness.
N: Bornd Silent Mouse M120, 90% Noise Reduction  - Red. Electronics. Computers & Accessories. Bornd.
O: Suddora Wrist Sweatband Also Available in Neon Colors - Athletic Cotton Terry Cloth Wristband for Sports (Pair). Sports & Outdoors. Sports & Fitness. Suddora.
P: Cybrtrayd Life of the Party J006 Music Clef Sharp Flat Chocolate Candy Mold in Sealed Protective Poly Bag Imprinted with Copyrighted Cybrtrayd Molding Instructions. Home...
Q: Square Jellyfish Compatible Tablet Holder Tripod Mount - Holds all Tablets up to 10 Inches. Electronics. Computers & Accessories. Square Jellyfish.
R: Candlecopia Dragon's Blood Strongly Scented Hand Poured Vegan Wax Melts, 12 Scented Wax Cubes, 6.4 Ounces in 2 x 6-Packs. Home & Kitchen. Home Dcor...
S: Apple MacBook Pro ME865LL/A 13.3-Inch Laptop with Retina Display (OLD VERSION). Electronics. Computers & Accessories. Apple.
T: Ceiva Digital Photo Receiver Model LF2000. Electronics. Camera & Photo. Ceiva.
Answer: O