Instruction: Rank items in listed options based on the user's purchase history to determine the item that the user is most likely to purchase next. Output the item with the highest likelihood of being the next purchase.

Input:
1st: Field Sport .223 Remington 5.56 Nato Aluminum Cartridge Laser Boresighter Red. Sports & Outdoors. Sports & Fitness. Field Sport.
2nd: Slip 2000 Ultimate Cleaning System 2oz. Combo Pack. Sports & Outdoors. Sports & Fitness. Slip2000.

Options:
A: Corsair Flash Survivor 128GB USB 3.0 Flash Drive. Electronics. Computers & Accessories. Corsair.
B: Homecube 2 Pack Creative Personality Mermaid Handmade Glass Cup Ice Cream Cup Double High-temperature Glass of Red Wine. Home & Kitchen. Kitchen & Dining. Homecube.
C: CowboyStudio 7-in-1 24 x 36 Inch Photography Photo Oval Collapsible Disc Reflector with Translucent, White, Blue, Green, Gold, Silver, and Black. Electronics. Camera & Photo...
D: Polder Style Station, Black (Medium). Home & Kitchen. Storage & Organization. Polder.
E: Slim Lcd Led Plasma Flat Tv Wall Mount Bracket 40 42 43 46 47 48 50 55 60 65 70. Electronics. Accessories & Supplies. Impact...
F: Evecase Ultra-Slim Portable Neoprene Padde Sleeve Bag w/Accessory Pocket for 14 inch Laptop Chromebook – Black/Blue. Electronics. Computers & Accessories. Evecase.
G: Original Samsung Galaxy S5 Cable USB 3.0 Data Sync & Charging Cable for Samsung Galaxy Note 3 / S5 N9000 N9002 N9005 Note III (White)...
H: iPad Pro 9.7-inch (32GB, Wi-Fi + Cellular, Space Gray) 2016 Model. Electronics. Computers & Accessories. Apple.
I: SanDisk 8GB Cruzer Micro Skin Flash Drive. Electronics. Computers & Accessories. SanDisk.
J: Ultra Bright Vivid Color Golf Cart Wheel Lights the Coolest Golf Cart Accessory or Bike Wheel Lights in the Camp Ground! Includes One of Each...
K: New Era Original Basic Black 59Fifty Hat. Sports & Outdoors. Fan Shop. New Era.
L: Greenfield 2116-W White Coated Chain Anchor 5/16” x 5’. Sports & Outdoors. Sports & Fitness. Greenfield.
M: Troy Industries QD Swivel Hole TRX Rail. Sports & Outdoors. Sports & Fitness. Troy Industries.
N: iPad Case, iPad 2 3 4 Case, Dteck(TM) Premium Flip Leather Stand Smart Case with [Auto Sleep/Wake Feature] for Apple iPad 2/iPad 3/iPad 4th Generation...
O: SNIPER® Tactical Picatinny/Weaver Integral Double Slot 1" Scope Ring Mount. Sports & Outdoors. Sports & Fitness. Sniper.
P: Gorgeous Home 1 PC SOLID BEIGE SCARF VALANCE SOFT SHEER VOILE WINDOW PANEL CURTAIN 216" LONG TOPPER SWAG. Home & Kitchen. Home Dcor. Gorgeous Home...
Q: Genuine Logitech AC Wall Adapter for Harmony One and 900 remote. Electronics. Accessories & Supplies. Logitech.
R: StarTech.com 6 ft 3.5mm Stereo Extension Audio Cable - M/F - 6ft stereo Extension Cable - 3.5mm audio - 6ft Stereo Audio Cable. Electronics. Accessories...
S: Yoga-paws Women's Regular, size 2. Sports & Outdoors. Sports & Fitness. YogaPaws.
T: Polaroid PL-108AF Studio Series Digital Auto Focus / TTL Shoe Mount Flash For The Sony Alpha NEX-6, 7, 7s, SLT-A33, A35, A37, A55, A57, A58,...
Answer: O