Instruction: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
1st: ProMag PM108 Harris Bipod Adapter (Sling Swivel Stud to Picatinny Rail) Quick Disconnect. Sports & Outdoors. Sports & Fitness. ProMag.
2nd: LEATHER IWB Holster Glock 42 .Brown R/H. Sports & Outdoors. Sports & Fitness. Cardini Leather USA.
3rd: Magpul Industries USA MBUS Front & Rear Flip Up Backup Sight GEN 2 - 247-248 Made In The USA. Sports & Outdoors. Sports & Fitness...
4th: Tipton Cleaning Picks. Sports & Outdoors. Sports & Fitness. Tipton.
5th: Pearce Grips Frame Insert for Glock. Sports & Outdoors. Sports & Fitness. Pearce Grips.
6th: Glock 03374 Disassembly Takedown Tool for Pin Punch. Sports & Outdoors. Sports & Fitness. Glock.
7th: Scopecoat X-Lg 15.5Inx60Mm Xp-6 Blk. Sports & Outdoors. Sports & Fitness. Scopecoat.
8th: OutBags USA LS2G43 Full Grain Heavy Leather IWB Conceal Carry Gun Holster for Glock 43 G43 9mm. Handcrafted in USA. Sports & Outdoors. Sports &...
9th: Plano All Weather Tactical Gun Case, 42-Inch. Sports & Outdoors. Sports & Fitness. Plano.
10th: Gerber Swagger Knife, Serrated Edge, Drop Point [31-000594]. Sports & Outdoors. Sports & Fitness. Gerber.
11th: Butler Creek 43-44 Objective Multiflex Flip-Open Scope Cover. Sports & Outdoors. Sports & Fitness. Butler Creek.
12th: Butler Creek 13-15 Objective Multiflex Flip-Open Scope Cover. Sports & Outdoors. Sports & Fitness. Butler Creek.
13th: Gerber StrongArm 420 High Carbon Stainless Steel Fixed Blade Survival Tactical Knife with Molle Compatible Multi-Mount Sheath - Serrated Edge - Coyote Brown (30-001059). Sports...
14th: Butler Creek 21920 Multiflex Flip-Open Scope Cover Eyepiece, 19-20. Sports & Outdoors. Sports & Fitness. Butler Creek.

Options:
A: Woodland Moose Toilet Brush Holder. Home & Kitchen. Bath. Collection.
B: Audio-Technica ATH-W1000Z Audiophile Closed-Back Dynamic Wooden High-Resolution Audio Headphones. Electronics. Headphones. Audio-Technica.
C: Vertical Cable Cat5e, 350 Mhz, UTP, UV Jacket, Outdoor, CMX, 1000ft, Black, Bulk Ethernet Cable. Electronics. Computers & Accessories. VC VERTICAL CABLE.
D: TKOOFN Hybrid Colors Combo Cases 2 in 1 Dual Defender Snap-on Back Case & Kickstand for Apple iPad Air, Rose Pink - PT4204. Electronics. Computers...
E: Bentley Mounts SPM-01 Speaker Floor Stand, Pair (Silver). Home & Kitchen. Furniture. Bentley Mounts.
F: EZ Brush Ultimate Golf Brush Black Clip On Club Cleaning Tool New. Sports & Outdoors. Sports & Fitness. EZ Brush.
G: Lowepro Stealth Reporter D300 AW Camera Bag. Electronics. Camera & Photo. Lowepro.
H: Healthy Human Stainless Steel Vacuum Insulated Water Bottle | Keeps Cold 24 Hours, Hot 12 Hours | Double Walled Water Bottle 32 oz, 40 oz,...
I: HHI TuchiWallet5 Flip Wallet Case for iPod Touch 5th Generation - Carbon Fiber. Electronics. Portable Audio & Video. Handhelditems.
J: WinCraft NFL Green Bay Packers A1874515 Fiber Beach Towel, 9 lb/30" x 60". Sports & Outdoors. Fan Shop. WinCraft.
K: Ivy Lane Design Ceramic Greek Alphabet Dish, Kappa. Home & Kitchen. Kitchen & Dining. Ivy Lane Design.
L: StarTech.com USB to VGA Adapter - External USB Video Graphics Card for PC and MAC- 1920x1200 - Display Adapter. Electronics. Computers & Accessories. StarTech.
M: NIKE Men's Pro Fitted Short Sleeve Shirt. Sports & Outdoors. Sports & Fitness. Nike.
N: NcSTAR VISM Deluxe AR & AK Pistol & Subgun Gun Case with 3 Accessory Pockets. Sports & Outdoors. Sports & Fitness. NcSTAR.
O: Travelrest - Therapeutic Memory Foam Travel & Neck Pillow - Washable Micro-Fiber Cover - Attaches to Luggage - Molds Perfectly To Your Neck And Head...
P: VCE (5-Pack) Gold Plated F-Type Coaxial RG6 Connector,Cable Extension Adapter. Electronics. Accessories & Supplies. VCE.
Q: Hiware Set of 3 Stainless Steel Skimmer Strainer, 13.8 Inches, 14.8 Inches & 16.4 Inches, Wire Skimmer with Spiral Mesh, Professional Grade Handle Skimmer Spoon/Ladle...
R: Hanging Censer/Charcoal Incense Burner~8". Home & Kitchen. Home Dcor. Golden Star Imports.
S: QFX REM-115 Jumbo 8-1 Universal Remote Control. Electronics. Accessories & Supplies. QFX.
T: iXCC Element Series 8-Pin to USB Charge and Sync Lightning Cable for iOS Devices - Apple MFi Certified - Standard Packaging (5 Piece). Electronics. Computers...
Answer: M