Instruction: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
1st: Cisco-Linksys WVC54GCA Webcam 640x480 802.11G Wireless Internet Home Monitoring Camera. Electronics. Computers & Accessories. Cisco.
2nd: Green Onions Supply RT-SPF10141W/M Anti-Glare Screen Protector for 14.1-Inch Laptop LCD screen -1 Piece (Transparent). Electronics. Computers & Accessories. Green Onions Supply.
3rd: StarTech.com 3 ft USB to Type H Barrel 5V DC Power Cable - USB to dc power Cable - USB power Cable -. Electronics. Computers...
4th: Zoom 4506 3G Wireless-N Travel Router. Electronics. Computers & Accessories. Zoom.
5th: AmazonBasics Wall Charger with USB Outlet (2.1 Amp Output). Electronics. Portable Audio & Video. AmazonBasics.
6th: CradlePoint CTR35 Wireless N Portable Router. Electronics. Computers & Accessories. Cradlepoint.

Options:
A: LEPIN Memory Card Carrying Case 4.3x2.5x0.7inch Red. Electronics. Computers & Accessories. LEPIN.
B: Tealight Holder Harmony Crystalline Dish Oil Warmer. Home & Kitchen. Home Dcor. Gifts & Decor.
C: Koss Porta Pro On Ear Headphones with Case, Black / Silver. Electronics. Headphones. Koss.
D: Shot Glass - Dammit Jim - Great Gift Under $10. Home & Kitchen. Kitchen & Dining. Make Em Laugh.
E: KitchenAid KMTT200GC 2-Slice Metal Toaster, Gloss Cinnamon and Stainless Steel. Home & Kitchen. Kitchen & Dining. KitchenAid.
F: SUPON New Camera Super Clamp with 1/4"- 20 Threaded Head Compatible for LCD Monitor/DSLR Cameras/DV/Flash Light/Studio Backdrop/Bike/Microphone Stands/  Music Stands/Tripod/Motorcycle/Rod Bar. Electronics. Camera & Photo...
G: TNP Cat7 Shielded Ethernet Flat Patch Network Cable 25 ft - 10Gbps 600Mhz High Performance with Snagless RJ45 Connectors Gold Plated Plug S/STP Wires Networking...
H: Bose QuietComfort 2 ear cushion kit. Electronics. Accessories & Supplies. Bose.
I: 3Csmart Universal Stereo Headset Bluetooth Earphone Mini V4.0 Wireless Headphone. Electronics. Headphones. 3Csmart.
J: ECHOGEAR Full Motion Articulating TV Wall Mount Bracket for Most 37-70 inch LED, LCD, OLED and Plasma Flat Screen TVs w/VESA Patterns up to 600...
K: Kurt Adler Pre-Lit Point Pine Tree, 7-Feet, Multicolor. Home & Kitchen. Seasonal Dcor. Kurt Adler.
L: ieGeek 2 Meters Extra Long Usb Data Sync Charger Cable for iPhone 4S, 4, 3G, 3GS, iPod Classic (Photo Video),iPod Nano,iPod Mini,iPod Touch (iTouch) (Apple...
M: Koziol Hot Stuff Coffee, Tea, Sugar Storage Container with Scoop 500 G/17 oz, Cool Gray/Cotton White. Home & Kitchen. Kitchen & Dining. Koziol.
N: Honey-Can-Do HNG-01969 Natural Red Cedar Balls for Garments and Closets, 24-Pack. Home & Kitchen. Storage & Organization. Honey-Can-Do.
O: Exclusive Blue Ombre Mandala Duvet Cover with Pillowcases by Madhu International, Ombre Mandala Quilt Cover, Donna Cover. Home & Kitchen. Bedding. Madhu International.
P: Plano FTO Spinner Bait Size 3700 Organizer. Sports & Outdoors. Sports & Fitness. Plano.
Q: iRobot Roomba 560 Vacuum Cleaner. Home & Kitchen. Vacuums & Floor Care. iRobot.
R: Fit Shaft GEAR - Slim Spinning #3 In-Between (24mm). Sports & Outdoors. Sports & Fitness. Fit Flight (Cosmo Darts).
S: Creative SBS 380 2.1 Speakers. Electronics. Computers & Accessories. Creative Labs.
T: 24 Lot Lipstick Nail polish Holder Makeup Cosmetics Organizer, Marrywindix Acrylic Luxury Crystal Insert Holder Box. Home & Kitchen. Bath.
Answer: H