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: Trijicon RM01 RMR 3.25 MOA LED Red Dot Sight. Sports & Outdoors. Sports & Fitness. Trijicon.
2nd: Trijicon RMR 12.9 MOA Dual-Illuminated Triangle Sight. Sports & Outdoors. Sports & Fitness. Trijicon.
3rd: Trijicon ACOG Picattiny Rail Adapter. Sports & Outdoors. Sports & Fitness. Trijicon.
4th: Trijicon 3 Dot Front And Rear Night Sight Set for Walther P99. Sports & Outdoors. Sports & Fitness. Trijicon.
5th: Trijicon 3 Dot Front and Rear Night Sight Set for Ruger SR9/9C/40/40C. Sports & Outdoors. Sports & Fitness. Trijicon.
6th: AmeriGlo 3 Dot Tritium, 9 mm. Sports & Outdoors. Sports & Fitness. AmeriGlo.

Options:
A: Adesso Intellimedia MediaPro Flat Ergonomic MAC USB White Keyboard with 2 USB Ports (AKB-805MAC). Electronics. Computers & Accessories. Adesso.
B: HDE 2-Port VGA/SVGA Manual Switch Sharing Switcher Selector Box for LCD TV PC Monitor Video. Electronics. Accessories & Supplies. HDE.
C: STEELUTION: Beer/Baby Bottle Cleaning Brush, Wide Loop easy to spin (1). Home & Kitchen. Kitchen & Dining. Steelution.
D: Black Widow Multi-Use Golf Towel. Sports & Outdoors. Sports & Fitness. Black Widow.
E: TRUGLO TFO Handgun Sight Set - Ruger LC. Sports & Outdoors. Sports & Fitness. TRUGLO.
F: PonicsPump PP12016: 120 GPH Submersible Pump with 16' Cord - 6W… for Fountains, Statuary, Aquariums & more. Comes with 1 year limited warranty. Home &...
G: Blackburn Atom SL 6.0 Cyclometer. Sports & Outdoors. Sports & Fitness. Blackburn.
H: TFY Kids Car Headrest Mount Holder for iPad 4 / iPad 3 / iPad 2 - Detachable Lightweight Shockproof Anti-slip Soft Silicone Handle Case -...
I: Lasko #2004W 6-Inch 2-SPEED White Clip Fan. Home & Kitchen. Heating, Cooling & Air Quality. Lasko.
J: Ergon GP3 Bicycle Handlebar Grip. Sports & Outdoors. Outdoor Recreation. Ergon.
K: Cables Unlimited ZIP-AUDIO-CD3 ZipLinq Retractable 3.5mm Audio Cable - Black. Electronics. Accessories & Supplies. ZIP-LINQ.
L: Angel Made with Czech Crystal for House or Car Ornament. Home & Kitchen. Home Dcor. Angelitos de Mexico.
M: Fotodiox Fotodiox Universal Barndoor Kit with 45 Degree Honeycomb Grid & Color Gels, for THE NEW PAUL C. BUFF EINSTEIN E648 Strobe Light with 5.5-Inch...
N: AUKEY Micro USB Cable, 2-Pack 3.3ft/1m Nylon Braided for Android Smartphones, Samsung, Kindle, HTC, Nexus, Sony, Nokia, Motorola, and More. Electronics. Computers & Accessories. AUKEY.
O: Bobble Water Bottle. Sports & Outdoors. Sports & Fitness. Bobble.
P: Marvel Captain America Distressed Shield Plush Beach/Bath Towel, 28" by 58". Home & Kitchen. Bath. Marvel.
Q: Powerex MH-C204GT Smart Charger. Electronics. Accessories & Supplies. Powerex.
R: K2 Skate Men's F.I.T. Pro 84 Inline Skates. Sports & Outdoors. Outdoor Recreation. K2 Skate.
S: Apple MacBook Pro ME865LL/A 13.3-Inch Laptop with Retina Display (OLD VERSION). Electronics. Computers & Accessories. Apple.
T: OU Oklahoma Sooners University Large College Flag. Sports & Outdoors. Fan Shop. College Flags and Banners Co.
Answer: E