Instruction: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
1st: Gerber Bear Grylls Ultimate Pro Knife, Fine Edge [31-001901]. Sports & Outdoors. Outdoor Recreation. Gerber.
2nd: Bushnell Trophy TRS-25 Red Dot Sight Riflescope, 1 x 25mm (tilted front lens). Sports & Outdoors. Sports & Fitness. Bushnell.
3rd: AccuShot Picatinny/Weaver Medium Profile 2-piece 1-inch Rings . Sports & Outdoors. Sports & Fitness. UTG.
4th: 60 Pack - 6" Reactive Splatter Targets - Glowshot - Gun and Rifle Targets. Sports & Outdoors. Sports & Fitness. GlowShot Targets.
5th: Sawyer Products Mini Water Filtration System. Sports & Outdoors. Outdoor Recreation. Sawyer Products.
6th: EyezOff GP96A Alloy Mini Bike Pump (Black/Aluminium) with pressure gauge, mounting bracket. Sports & Outdoors. Outdoor Recreation. EyezOff.
7th: Spyderco Delica Folding Knife - Choose Style. Sports & Outdoors. Outdoor Recreation. Spyderco.
8th: Kershaw Chill (3410), Folding Everyday Carry Pocket Knife with 3.1 In. High-Performance 8Cr13MoV Stainless Steel Blade with Bead-Blasted Finish and Black G-10 Handle Scales, 2...

Options:
A: Spyderco Inc. 9000685 Delica 4 Folding Knife, Zome Green. Sports & Outdoors. Sports & Fitness. Spyderco.
B: Pyrex 2 Cup Measuring Cup Lid - Turquoise. Home & Kitchen. Kitchen & Dining. Pyrex.
C: Newmowa AZ13-2 Replacement Battery (2-Pack) and Dual USB Charger for Xiaomi Yi Action Camera (Only Compatible with Official U.S. Edition). Electronics. Camera & Photo. Newmowa.
D: Wackolee GX-33 in-Ear Headphones High Resolution Heavy Bass Earbuds Earphone for Smartphones with Mic Volume Control fit for iPhone Android (Silver/Black). Electronics. Headphones. Wackolee.
E: Pelican 1400 Case With Foam (Desert Tan) . Electronics. Camera & Photo. Pelican.
F: AGPtek AGP1406 6600mAh 9 Cell Replacement Laptop Battery for select Dell Latitude. Electronics. Computers & Accessories. AGPTEK.
G: Winco MXB-500Q Mixing Bowl, 5-Quart. Home & Kitchen. Kitchen & Dining. Winco.
H: 5.11 Tactical Large Kit Tool Bag, Black . Sports & Outdoors. Sports & Fitness. 5.11.
I: Fintie Nook GlowLight Plus SlimShell Case - The Thinnest and Lightest Leather Cover for Barnes & Noble Nook GlowLight Plus eReader 2015 Release Model BNRV510...
J: KitchenAid Measuring Spoons, Set of 5, Red. Home & Kitchen. Kitchen & Dining. KitchenAid.
K: Ivation Flask Insulated Stainless Steel Water Bottle with Wide Mouth and 40-Ounce Capacity – Lightweight and BPA Free. Sports & Outdoors. Sports & Fitness. Ivation.
L: Neewer 10-Pack Set Heavy Duty Muslin Spring Clamps Clips 4 1/4 inch for Photo Studio Backdrops Backgrounds Woodworking. Electronics. Camera & Photo. Neewer.
M: Continental Touring Plus Reflex Road Tire. Sports & Outdoors. Outdoor Recreation. Continental.
N: HEPA Plus Replacement Filter With Carbon Wrap for Filter Queen Defender 4000 7500 360 by Saras Vac Shack. Home & Kitchen. Heating, Cooling & Air...
O: SugarBooger Living Goods Ceramic Measuring Spoon Set, Emma (Discontinued by Manufacturer). Home & Kitchen. Kitchen & Dining. SUGARBOOGER.
P: SharkNinja Navigator Lift-Away Deluxe NV360 Upright Vacuum, Blue. Home & Kitchen. Vacuums & Floor Care. SharkNinja.
Q: Shoe Pouch for Nike+ iPod Sport Kit, and Nike+ SportBand (2-Pack), Also Fits Adidas miCoach Speed Cell and Garmin Foot Pod. Electronics. Portable Audio &...
R: Polk Audio DB651s Slim-Mount 6.5-Inch Coaxial Speakers (Pair). Electronics. Car & Vehicle Electronics. Polk Audio.
S: Weighted Ropeless Jump Rope Crossfit Speed Rope for Double Unders, Exercise, WOD, Boxing, MMA Training Fitness. Sports & Outdoors. Sports & Fitness. Benvo.
T: Veetop Wireless DLNA Airplay Music Receiver Adapter with TuneIn iHeartRadio Spotify for Apple iOS Android Devices – Support Multi Room Streaming for Same Song or...
Answer: A