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

Input:
1st: Corsair Carbide Series Black 500R Mid Tower Computer Case. Electronics. Computers & Accessories. Corsair.
2nd: Panasonic SCHTB370 2.1-Channel 240-Watt Soundbar with Wireless Subwoofer. Electronics. Home Audio. Panasonic.
3rd: SanDisk Ultra Plus 256GB SATA 6.0GB/s 2.5-Inch 7mm Height Solid State Drive (SSD) With Read Up To 530MB/s- SDSSDHP-256G-G25 [Old Version]. Electronics. Computers & Accessories...
4th: Monoprice Hi-Fi Light Weight Over the Ear Headphones - Black with a 50mm driver and a 47in 3.5mm cable for Apple Iphone iPod Android Smartphone...
5th: Seagate ST3500641CB-RK  500 GB External Hard Drive USB 2.0/FireWire. Electronics. Computers & Accessories. Seagate.
6th: ASUS VE248H 24" Full HD 1920x1080 2ms HDMI DVI VGA Back-lit LED Monitor. Electronics. Computers & Accessories. Asus.
7th: Sabrent Ultra Slim USB 2.0 to 2.5-Inch SATA External Aluminum Hard Drive Enclosure [Black] (EC-UK25). Electronics. Computers & Accessories. Sabrent.
8th: Kingston Digital 60GB SSDNow V300 SATA 3 2.5 (7mm height) Solid State Drive (SV300S37A/60G). Electronics. Computers & Accessories. Kingston.
9th: ASUS RT-N66U Dual-Band Wireless-N900 Gigabit Router. Electronics. Computers & Accessories. Asus.
10th: Gigabyte AMD Radeon HD 7850 2 GB GDDR5 DVI-I/HDMI/2x mini-Displayport PCI-Express 3.0 Graphic Card GV-R785OC-2GD. Electronics. Computers & Accessories. Gigabyte.
11th: Corsair Vengeance 8 GB (2 x 4 GB) DDR3 1600 MHz PC3 12800 240-Pin DDR3 Dual Channel Memory Kit 1.5V (CMZ8GX3M2A1600C9). Electronics. Computers & Accessories...
12th: Corsair CX Series 500 Watt 80 Plus Bronze Certified Non-Modular Power Supply (CP-9020047-US). Electronics. Computers & Accessories. Corsair.
13th: DPC2100 DOCSIS 2.0 Cable Modem. Electronics. Computers & Accessories. Cisco.
14th: TP-Link 2.4GHz 9dBi Outdoor Directional Antenna, N Female connector, 1m/3ft cable (TL-ANT2409B). Electronics. Accessories & Supplies. TP-LINK.
15th: Seagate Backup Plus 4TB Desktop External Hard Drive USB 3.0 (STDT4000100). Electronics. Computers & Accessories. Seagate.
16th: VIZIO SB4051-C0 40-Inch 5.1 Sound Bar System with Wireless Subwoofer & Rear Satellite Speakers (Certified Refurbished). Electronics. Television & Video. VIZIO.
17th: AGPTEK A02 8GB & 70 Hours Playback MP3 Lossless Sound Music Player (Supports up to 64GB), Black. Electronics. Portable Audio & Video. AGPTEK.
18th: Gigabyte LGA1151 Intel H170 Micro ATX DDR4 Motherboard (GA-H170M-D3H). Electronics. Computers & Accessories. Gigabyte.

Options:
A: Poundex PDEX-F9216F Beds, White. Home & Kitchen. Furniture. Poundex.
B: Assurant 2-Year Television Protection Plan ($150-$174.99). Electronics. Electronics Warranties. Assurant Solutions.
C: ASUS Tri-Band Gigabit (AC3200) WiFi Router (Up to 3167 Mbps) with MU-MIMO to ensure Lag-Free Gaming, AiProtection network security powered by Trend Micro, Adaptive QoS...
D: KeyZone Stainless Steel Plum Blossom Flower Pattern Chopsticks Sticks Chop, 5 Piece. Home & Kitchen. Kitchen & Dining. Keyzone.
E: Think Crucial 2 Replacements for Hoover WindTunnel Primary Filter Fits Model UH70400, Compatible with Part # 303903001, Washable & Reusable. Home & Kitchen. Vacuums &...
F: Aqua Sphere Kayenne Goggle (Blue Black, Clear). Sports & Outdoors. Sports & Fitness. Aqua Sphere.
G: Belkin Verve Folio for Kindle Fire BK Notebook Cases. Electronics. Computers & Accessories. Belkin.
H: Monster Cable TGHZ-2RF Two Gigahertz Low-Loss RF Splitters For TV and Satellite 2-Way 2 Gigahertz RF Splitter (Discontinued by Manufacturer). Electronics. Accessories & Supplies. Monster.
I: ZUCCOR ZBXGR Genoa Brushed Stainless Steel Bread Storage Box with Red Polystyrene Front Cover, 15.38 X 10 X 7.25. Home & Kitchen. Kitchen & Dining...
J: Andoer BK-45 Gimbal Head Tripod Screw for Heavy Telephoto Camera DSLR. Electronics. Camera & Photo. Andoer.
K: ProCase iPad Pro 9.7 Case Stand Folio Case Cover for Apple iPad Pro 9.7 Inch 2016, with Multiple Viewing Angles, Document Card Pocket (Navy Blue)...
L: Steel Shield Weapon Shield. Sports & Outdoors. Sports & Fitness. Steel Shield.
M: Emerson Sheep Dog - Bowie Blade - Folding Knife with Wave SF. Sports & Outdoors. Sports & Fitness. Emerson Knives.
N: iCooker Potato Masher [High Quality Stainless Steel] - Professional Ricer Slicer For Vegetables, Fruits, Eggs, Mashed Potatoes - Best Fruit Crusher [Black Handle]. Home &...
O: Diorama 17.7x17.7 Inch (45x45 cm) Cotton Linen Square Personalized Decorative Throw Pillow Case Cushion Cover Lovely French Bulldog Series Cushion Covers Pillow Cases (#001). Home...
P: Walnut Finish Bentwood Hat Coat Rack with Umbrella Stand. Home & Kitchen. Furniture. eHomeProducts.
Q: Reliable Outdoor Gear Swimming Belt - for Stationary Resistance Training/Endless Pool (with Drag Parachute and Elastic Tether) - Adult, Kid, Pro, Amateur use. Sports &...
R: Leather iPad Pro 12.9 Case Cover Berlin for Apple iPad Pro 12.9 Cognac-Brown Genuine Cowhide Leather with Built-in Stand Auto Wake/Sleep Function. Slim Fit Smart...
S: Lock&Lock 51-Fluid Ounce Water Jug with Flip Top Lid, Polypropylene, 6.2-Cup. Home & Kitchen. Kitchen & Dining. LOCK & LOCK.
T: Xtech Whisky Chilling Rocks 100% Pure Soapstone Chilling Rocks with Muslin Carrying Pouch in Gift Box (Set of 18). Home & Kitchen. Kitchen & Dining...
Answer: C