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: Nikon 440 ProStaff Laser Range Finder. Sports & Outdoors. Sports & Fitness. Nikon.
2nd: Leupold 112179 RX-1000I TBR W/DNA. Sports & Outdoors. Sports & Fitness. Leupold.
3rd: Vanguard Scout B62 Bi Pod with V-Shaped Yoke. Sports & Outdoors. Sports & Fitness. Vanguard.
4th: Redfield Top Mount Base Pair for Marlin Lever Action 336. Sports & Outdoors. Sports & Fitness. Redfield.
5th: Weaver Quad Lock 1-Inch Medium Detachable Rings. Sports & Outdoors. Sports & Fitness. Weaver.
6th: GENSSI 12V LED Rocker Switch Panel IP68 Waterproof Off Road Car Truck Marine (AP4 White Switches, Dual LED). Sports & Outdoors. Sports & Fitness. Genssi.
7th: Modkin LED Flashlight Offset Ring Side Gun Mount for Flashlight/Laser with Quick Release - Black. Sports & Outdoors. Sports & Fitness. Modkin.

Options:
A: American Metalcraft PTS9 Mirage Stainless Steel Serving Tongs, 8-Inch. Home & Kitchen. Kitchen & Dining. American Metalcraft.
B: Ovente ST2500R Compact Cyclonic Bagless Canister Vacuum, 1400W, Metallic Red - Corded. Home & Kitchen. Vacuums & Floor Care. Ovente.
C: Magnolian Car LED Display Power Supply 12V to 5V 3A DC/DC Buck Converter Module. Electronics. Accessories & Supplies. Magnolian.
D: North Gear Super Flocked Fleece Air Bed Mattress. Home & Kitchen. Bedding. North Gear.
E: Hosley Set of 2, Modern Art Large Wall Sconces with Clear Glass Votive Candle Holders-9" High & Free Tea Lights. Classic Design Hand Made by...
F: 6 Piece Non-stick Kitchen Knife Set By Gino's Family in Elegant Eva Cutlery Gift Box. Includes Chef, Slicer, Santoku, Bread, Utility and Paring Knives. Bonus,...
G: Queenie - 1 Pc Traditional Chinese Blue & White Porcelain Series 100% Cotton Embroidered Decorative Pillowcase Cushion Cover Throw Pillow Case 18 X 18 Inch...
H: Soundbot SB517FM IPX7 Water-Proof Bluetooth Speaker with FM Radio - Gold/Blue. Electronics. Home Audio. Soundbot.
I: Nordic Ware Cast Aluminum Mini-Scone Pan. Home & Kitchen. Kitchen & Dining. Nordic Ware.
J: TCK Neon Rainbow Fun Print OTC Socks. Sports & Outdoors. Sports & Fitness. TCK.
K: Wilton 2104-7554 Quick Tips Reference Guide. Home & Kitchen. Kitchen & Dining. Wilton.
L: TYR Sport Women's Sport Competitor 6-Inch Tri Compression Shorts. Sports & Outdoors. Sports & Fitness. TYR.
M: Granite Ware 0535-4 Everything Roaster, 3-Piece. Home & Kitchen. Kitchen & Dining. Granite Ware.
N: UHF Male PL-259 coax Antenna cable for Ham and CB Radios | USA Made Andrew Commscope Coaxial Cable Jumpers with PL259 Connectors (45 feet). Electronics...
O: REDNEK Redneck Outdoors T-post Gravity Feeder. Sports & Outdoors. Sports & Fitness. REDNEK.
P: Clear Acrylic Q-tip Cotton Swabs Cotton Ball Storage Case - Dual Stacking Boxes With One Lid - Organizer For Make Up Pads, Cosmetics By Richboom...
Q: Ilford PAN F Plus, Black and White Print Film, 120 (6 cm), ISO 50 (1706594). Electronics. Camera & Photo. Ilford.
R: Pearl Izumi - Ride Pro Barrier Web Shoe Cover.  Pearl iZUMi.
S: Kimlee Water-resistance Travel Backpack Hiking Daypack Camping Backpack for Outdoor Sports,35L.  Kimlee.
T: Hunter 30963 HEPAtech Tower Replacement Filter for Models 30710 and 30711. Home & Kitchen. Heating, Cooling & Air Quality. Hunter Fan Company.
Answer: O