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: Beileshi Quick Detach Cam Lock QD Bipod Sling Adapter for Picatinny Weaver Rails. Sports & Outdoors. Sports & Fitness. Beileshi.
2nd: 5 Levels 6-9" Swivel Rotate Tactical Pivot Rifle Bipod + Rail Adapter. Sports & Outdoors. Sports & Fitness. Ade Advanced Optics.

Options:
A: ProForm Le Tour De France. Sports & Outdoors. Sports & Fitness. ProForm.
B: Shark SV1100REF Navigator Freestyle Premium Cordless Vacuum (Certified Refurbished). Home & Kitchen. Vacuums & Floor Care. Shark.
C: Best Fitness Multi Press Rack. Sports & Outdoors. Sports & Fitness. Best Fitness.
D: 100% Hand-painted Modern Abstract Oil Painting on Canvas Peacock Pictures Wall Art for Living Room 5 Piece Black White Red. Home & Kitchen. Wall Art...
E: RoomDividersNow 56in-108in Hanging Curtain Rod With Brackets, Silver. Home & Kitchen. Home Dcor. RoomDividersNow.
F: Fire 7 Screen Protector - Infiland 3-PACK Cystal Clear Screen Protector Film Guard For Amazon All-New Fire 7 Tablet with Alexa (7th Gen, 2017 Release)...
G: Phottix Odin TTL Wireless Flash Trigger for Nikon - Transmitter Only (PH89058). Electronics. Camera & Photo. Phottix.
H: KitchenAid Ultra Power 5-Speed Hand Mixer, Empire Red. Home & Kitchen. Kitchen & Dining. KitchenAid.
I: Gift Boutique 8 Christmas Bows Red and Green Made of Thick Plastic for Holiday Decorating, 2 Large 3 Medium and 3 Small. Home & Kitchen...
J: [3-Pack] Supershieldz- High Definition Clear Screen Protector for Lenovo Yoga 2 11.6" + Lifetime Replacements Warranty [3-PACK] - Retail Packaging. Electronics. Computers & Accessories. Supershieldz.
K: niceeshop(TM) Hand Crafted China Enamel Porcelain Tea Mug Coffee Cup Set with Spoon and Saucer (Red). Home & Kitchen. Kitchen & Dining. niceeshop.
L: Swissmar V-2053 Borner Power Line Thin Julienne Slicer. Home & Kitchen. Kitchen & Dining. Swissmar.
M: Acme Wine Rack With Wine Bottles Refrigetator Magnet - Item #IA4L-M92037. Home & Kitchen. Kitchen & Dining. Acme International Enterprises Inc.
N: Cat Spoonrest. Home & Kitchen. Kitchen & Dining. Miles Kimball.
O: Field Sport Red and Green Reflex Sight with 4 Reticles. Sports & Outdoors. Sports & Fitness. Field Sport.
P: MyDigitalSSD 64GB (60GB) OTG (On The Go) mSATA Based SuperSpeed USB 3.0 UASP Portable External Solid State Storage Drive SSD. Electronics. Computers & Accessories. MyDigitalSSD.
Q: CE Smith Y-Style Bow Stop- Replacement Parts and Accessories for your Ski Boat, Fishing Boat or Sailboat Trailer. Sports & Outdoors. Sports & Fitness. CE...
R: Yaheetech 35" L x 14" W x 61" H 4 Tiers Adjustable Kitchen Bakers Rack Kitchen Cart Microwave Stand with Bamboo Cutting Board Standing Chrome...
S: True Fabrication 40050 Quench Bar10Der Tool Wood, Multicolor. Home & Kitchen. Kitchen & Dining. True Fabrication.
T: Plantronics Audio 300 Standalone USB PC Microphone (Discontinued by Manufacturer). Electronics. Computers & Accessories. Plantronics.
Answer: O