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: Galco Stow-N-Go Inside The Pant Holster for Glock 26, 27, 33. Sports & Outdoors. Sports & Fitness. Galco Gunleather.
2nd: Desantis Scabbard Holster For Glock 26/27 Right Hand Tan. Sports & Outdoors. Sports & Fitness. DeSantis.

Options:
A: Gaiam Wellbeing Foot & Calf Stretcher. Sports & Outdoors. Sports & Fitness. Gaiam.
B: Cars Lightning Mcqueen and Tow Mater Lunch Box Insulated Lunchbox Bag. Home & Kitchen. Kitchen & Dining. Disney.
C: Micro USB Cable, MIVINE 10Ft Heavy Duty Braided Micro USB Charging Sync Data Cable for Galaxy S7 S6 edge S5 S4 Note 5 4 Tab...
D: Dakine Spike Stomp Pad. Sports & Outdoors. Outdoor Recreation. Dakine.
E: Galco Stow-N-Go Inside The Pant Holster for Ruger LCP, KelTec P3AT, P32. Sports & Outdoors. Sports & Fitness. Galco Gunleather.
F: Beistle 54076 Cargo Net, 2-Feet. Home & Kitchen. Event & Party Supplies. Beistle.
G: Kastar 170mAh Ni-MH Rechargeable Battery for SportDog FR200, SD-400, SD-800, SAC00-15724, PetSafe Yard and Park Remote Dog Trainer, PDT00-12470 RFA-417 PAC00-12159 FR-200P Collar Receiver plus...
H: Mossy Oak Men's Long Sleeve Camo Tee. Sports & Outdoors. Sports & Fitness. Mossy Oak.
I: Deluxe Wire Cage Bingo Set (styles will vary). Sports & Outdoors. Sports & Fitness. Cardinal Industries.
J: Ameriwood Home Mercer Storage Bookcase with Multicolored Door and Drawer Fronts, Black. Home & Kitchen. Furniture. Ameriwood Home.
K: Asurion 2-Year Housewares Extended Protection Plan ($ 0-$50). Electronics. Electronics Warranties. ASURION.
L: Cold Steel Kobun Fixed Blade AUS 8A Plain Boot Knife Secure-Ex Sheath Kraton 17T. Sports & Outdoors. Sports & Fitness. Cold Steel.
M: 4SGM TSN1942 If I Agreed with You. Home & Kitchen. Home Dcor. 4SGM.
N: Drop Flower Decorating Piping Tip Set, 4 piece set. Home & Kitchen. Kitchen & Dining. Wilton.
O: Hydro Flask Vacuum Insulated Stainless Steel Water Bottle, Standard Mouth w/Loop Cap.  Hydro Flask.
P: BOSS Audio MC440B Motorcycle Speaker System – Bluetooth, Weatherproof Speakers / Amplifier, Two 3 Inch Speakers, One 2 Channel Amplifier, One Volume Control, Use With...
Q: HyperJuice External Battery for MacBook/iPad/USB (100Wh) MBP-100. Electronics. Computers & Accessories. Sanho.
R: 2 X Leica V-LUX1 Replacement Battery -Brandnew ATC®-- CGR-S006,CGR-S006A/1B,CGR-S006E,CGR-S006E/1B. Electronics. Camera & Photo. ATC.
S: Amazon Kindle 1 Reading Device USB Data Cable - 6 Feet ( Black ). Electronics. Computers & Accessories. Generic.
T: ShopJimmy Universal Table Top TV Stand/Base for 37" - 70" Flat-Screen TVs / "Stance". Electronics. Accessories & Supplies. ShopJimmy.
Answer: O