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: MSR PocketRocket Stove. Sports & Outdoors. Outdoor Recreation. MSR.
2nd: GSI Outdoors Glacier Stainless Dualist 245;Person Cookset. Sports & Outdoors. Fan Shop. GSI Outdoors.
3rd: US Military Genuine Issue Complete 4 Piece Modular Sleeping Bag System. Sports & Outdoors. Outdoor Recreation. U.S. Military.
4th: Case Bowie Sheath Only. Sports & Outdoors. Sports & Fitness. Case.
5th: Viridian C5L Universal Green Laser Sight and Tac Light for Sub-Compact Handgun Pistols, ECR Instant On Technology. Sports & Outdoors. Sports & Fitness. Viridian Weapon...
6th: Glock Magazine Holder 9mm Magazine Holster The Ultimate Double Stack Glock Mag Holder with Paddle 9mm and .40 Caliber Magazine Pouch. Sports & Outdoors. Sports...

Options:
A: Rapid Microwave Popcorn Popper - Pop Healthy Popcorn Perfectly in the Microwave Every Time!. Home & Kitchen. Kitchen & Dining. Rapid Brands.
B: XGRIP - Magazine Sleeve Provides Better Grip (Magazine Sleeve G17/22 to G19/23). Sports & Outdoors. Sports & Fitness. XGRIP.
C: Set of 3 Clear Acrylic Scoops in 3 Sizes, for Candy, Coffee, and More!. Home & Kitchen. Kitchen & Dining. Home Ware.
D: dCables Panasonic Lumix DMC-TZ5 Battery Charger - Wall & Travel Charger for Lumix DMC-TZ5. Electronics. Camera & Photo. dCables.
E: U.S. Hardware United States HDW MFG/U S HA BR0181 6" RND Poly Chim Brush. Home & Kitchen. Heating, Cooling & Air Quality. U.S. Hardware.
F: ION Audio Vinyl Motion Deluxe | Portable 3-Speed Belt-Drive Suitcase Turntable with Built-In Speakers (Cream-Leather Styling). Electronics. Home Audio. ION Audio.
G: Pinzon Lightweight Cotton Flannel Sheet Set - Queen, Lavender Plaid. Home & Kitchen. Bedding. Pinzon by Amazon.
H: CAMOFLASK Premium Sneak Alcohol Travel Flask Cruise Kit Concealable Plastic Flasks for Liquor to Smuggle Drinks Rum Cocktails Spirits Wine. Home & Kitchen. Kitchen &...
I: Anti Slip Tub Mat BliGli Non Slip Bath Mat with Suction Cups PVC Transparent Safety Bathmat(Clear). Home & Kitchen. Bath. Bligli.
J: Veho Muvi Universal Professional Triple Cup Suction Mount for Muvi KX-Series | Muvi K-Series | Muvi HD | Muvi Micro - Black (VCC-A027-3SM). Electronics. Camera...
K: Team Effort Collegiate 15"x15" Microfiber Towel. Sports & Outdoors. Fan Shop. Team Effort.
L: Olympus 260124 OM-D Camera Messenger Bag (Black). Electronics. Camera & Photo. Olympus.
M: Ikea 302.290.77 Tejn faux sheepskin, white. Home & Kitchen. Home Dcor. IKEA.
N: Fellowes Plastic Binding Combs, Round Back, 5/16, 40 Sheet Capacity, Black, 25 Pack (52321). Electronics. Accessories & Supplies. Fellowes.
O: Seashell Beach Sea Shell Decor Shower Curtain Beach. Home & Kitchen. Bath. Creative Bath.
P: PNY OPTIMA 2GB DDR2 667 MHz PC2-5300 Notebook/Laptop SODIMM Memory Module MN2048SD2-667. Electronics. Computers & Accessories. PNY.
Q: Columbia Men's Tamiami II Long Sleeve Shirt. Sports & Outdoors. Sports & Fitness. Columbia.
R: Yamaha NS-AW294BL Indoor/Outdoor 2-Way Speakers (Black,2). Electronics. Home Audio. Yamaha Audio.
S: KitchenAid Silicone Bakeware 9-Inch Round Cake Pan, Red. Home & Kitchen. Kitchen & Dining. KitchenAid.
T: Porthos Home Tristan Mid-Century Modern Side Table, Aqua. Home & Kitchen. Furniture. Porthos Home.
Answer: B