Instruction: Rank the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
1st: Paintball Universal Laser Sight For Gun Barrel Class IIIA Laser With Max Output <5MW. Sports & Outdoors. Sports & Fitness. NcSTAR.
2nd: CRKT Get-A-Way Driver Torx Set Multitool: Multi-Tool for Everyday Carry, LED Light, Oxygen Wrench,  Carabiner  9095. Sports & Outdoors. Sports & Fitness. Columbia...

Options:
A: NcStar Pressure Switch for Red Lasers (ALWS). Sports & Outdoors. Sports & Fitness. NcSTAR.
B: NewLife by GelPro Anti-Fatigue Designer Comfort Kitchen Floor Mat, 18x30”, Modern Grasscloth Charcoal Stain Resistant Surface with 5/8” thick ergo-foam core for health and wellness...
C: DHP Value 6 Inch Polyester Futon Mattress; Soft, Modern & Comfortable; Full Size, Black. Home & Kitchen. Furniture. DHP.
D: DHT Electronics RF coaxial coax cable assembly SMA female to BNC female bulkhead 6''. Electronics. Computers & Accessories. DHT Electronics.
E: Replacement for ACER Aspire 4220, 4230, 4235, 4240, 4320, 4330, 4332, 4336, 4732Z, 4925G, 5235, 5236, 5241, 5334, 5338, 5734Z, 5737Z, 7715Z, AS5740, ACER Aspire...
F: SUNWORLD Happy Antarctica Penguin Bird keychain Animal Collection 16GB 32gb 64gb USB Flash Drive - in Gift box (Penguin) (64gb). Electronics. Computers & Accessories. SUNWORLD.
G: Universal Adjustable iPad Mount/Holder for Virtually All Tripods - Secure Fit & Stable Positioning for Photography, Videography, Onsite Editing & More Works For iPad 1,...
H: REVALCAMP Sleeping Bag Indoor & Outdoor Use. Great for Kids, Boys, Girls, Teens & Adults. Ultralight and Compact Bags are Perfect for Hiking, Backpacking &...
I: Reynolds Nylon 510 Reynolds Oven Bag - Pack of 2. Home & Kitchen. Kitchen & Dining. Reynolds.
J: American International SIGNAL AMP *AB150CL* *AB150DSF* 20 DB GAIN. Electronics. Accessories & Supplies. American International.
K: Pure Fun 4pc Universal Trampoline Wind Stakes Anchor Kit. Sports & Outdoors. Sports & Fitness. Pure Fun.
L: Pyramid America Fight Club Rules 24 x 36-Inch Typography Poster. Home & Kitchen. Wall Art. Pyramid America.
M: Barsony New Black Leather Concealment Pancake Holster for Full Size 9mm 40 45 Pistols. Sports & Outdoors. Sports & Fitness. Barsony.
N: Mk-250 Compound Crossbow Brand New Powerful Bow. Sports & Outdoors. Sports & Fitness. Last Punch.
O: Chewbacca Star Wars 1999 Hallmark Keepsake Christmas ornament QXI4009. Home & Kitchen. Home Dcor. Star Wars.
P: Glock OEM Folding Knife Tan. Sports & Outdoors. Sports & Fitness. Glock.
Q: Bluetooth 4.0 Low Energy BLE Shield for Arduino V2.1. Electronics. Computers & Accessories. Red Bear Lab.
R: RSVP Endurance Stainless Steel Vintage Inspired 1/4-Cup Nut Grinder. Home & Kitchen. Kitchen & Dining. RSVP International.
S: 100% Cotton TWIN Thermal Blanket, LATTE. Home & Kitchen. Bedding. Italian Collection.
T: Freshbox 12 Oz Leakproof sauce Cups Set of 3 Mini Dippers Small Dip, Condiment, or Sauce Containers with lids. Home & Kitchen. Kitchen & Dining...
Answer: A