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: NETGEAR RP614 Web Safe Router with 4-Port 10/100 Mbps Switch. Electronics. Computers & Accessories. NETGEAR.
2nd: AmazonBasics Wired Keyboard. Electronics. Computers & Accessories. AmazonBasics.

Options:
A: Department 56 Village Gumdrop Park Cafe Table Accessory, 4.02 inch. Home & Kitchen. Home Dcor. Department 56.
B: MTECH USA MT-537 Fixed Blade Knife 17-Inch Overall. Sports & Outdoors. Sports & Fitness. MTECH USA.
C: Cootree In-Ear Headphones Built in Mic Sport Earbuds Stereo Bass Earphones with Controller Silver. Electronics. Headphones. Cootree.
D: Philips DVP5900/37 DVD Player with Divx. Electronics. Television & Video. Philips.
E: ZILU Smart Power Basic 4400mAh Portable Charger External Battery Pack Backup Power Bank for iPhone 6 Plus 5S 5C 5 4S, iPad Mini, Samsung Galaxy...
F: Mountainsmith Carbonlite Pro Trekking Poles, Slate. Sports & Outdoors. Outdoor Recreation. Mountainsmith.
G: Jade Microfiber Yoga Towel. Sports & Outdoors. Sports & Fitness. Jade Yoga.
H: Light Plate~1--Illuminated Light Base 7 1/4 inch Round Battery Operated 23 Bright White LED Lights. Home & Kitchen. Seasonal Dcor. Six Star Sales.
I: DM Merchandising Lotsa Lights Flashing Christmas Light Bulb Holiday Necklace-3 Modes (1). Home & Kitchen. Seasonal Dcor. DM Merchandising.
J: Disney Frozen Chillin 100% Cotton Beach/Bath/Pool Towel 28" x 58". Home & Kitchen. Bath. Jay Franco.
K: Plano 10404 Gun Guard DLX Four Pistol Case. Sports & Outdoors. Sports & Fitness. Plano.
L: Le Creuset Enameled Cast-Iron 15-3/4-Inch Oval Fish Skillet, Marseille. Home & Kitchen. Kitchen & Dining. Le Creuset.
M: Tsunami Heavy Duty Stainless Steel Split Rings Size 4 Test 55 25 pk. Sports & Outdoors. Sports & Fitness. Tsunami.
N: Thunder Basin Knives Survival Arrowhead and Kydex Sheath. 440 Stainless. Sports & Outdoors. Outdoor Recreation. Thunder Basin Knives.
O: AC Adapter/Power Supply&Cord for Gateway md2409h md2419u md2601u md2614u md73 md78 md7801u md7818u md7820u nv53 nv59 nv73 nv78 nv7802u nv79. Electronics. Accessories & Supplies. SIB.
P: Lacdo 15.6 Inch Waterproof Fabric Laptop Shoulder Bag Notebook Sleeve Case Compatible Macbook Pro 15.4-inch 2012-2015 / Protective 15.6" Ultrabook ASUS Acer Dell Inspiron Lenovo...
Q: Mini Wireless Keyboard with Backlit - 2.4GHz QWERTY Keyboards & Touchpad Mouse Combo Handheld for Portable Multi-media KODI XBMC Android TV BOX PC PAD XBOX...
R: Allen Company Smith and Wesson M&P Tactical Rifle Case, Black, 42-Inch. Sports & Outdoors. Sports & Fitness. Allen Company.
S: Kastar Replacement Battery NB-4L for Canon PowerShot SD960 IS Digital Camera and More. Electronics. Camera & Photo. Kastar.
T: NordicTrack C 990 Treadmill. Sports & Outdoors. Sports & Fitness. NordicTrack.
Answer: E