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: Anker Uspeed USB 3.0 PCI-E Express Card with 4 USB 3.0 Ports and 5V 4-Pin Power Connector for Desktops [VL805 Chipset]. Electronics. Computers & Accessories...
2nd: CyberPower BRG1350AVRLCD Intelligent LCD UPS System, 1350VA/810W, 12 Outlets, AVR, Mini-Tower, 5-Year Warranty. Electronics. Computers & Accessories. CyberPower.
3rd: Ivation Big Oversized Digital Blue LED Calendar Clock with Day and Date - Shelf or Wall Mount (22 inches - Green LED). Electronics. Home Audio. Ivation.
4th: amFilm Galaxy Tab A 9.7 Glass Screen Protector Tempered Glass Screen Protector for Samsung Galaxy Tab A 9.7 inch 0.33mm 2.5D. Electronics. Computers & Accessories...
5th: Ivation Big Oversized Digital Blue LED Calendar Clock with Day and Date - Shelf or Wall Mount (22 inches - Green LED). Electronics. Home Audio. Ivation.
6th: TaoTronics Wireless Portable Bluetooth Transmitter Connected to 3.5mm Audio Devices, Paired with Bluetooth Receiver, Bluetooth Dongle, A2DP Stereo Music Transmission for TV. Electronics. Home Audio...
7th: SSD Mounting Bracket, SNANSHI SSD Bracket 2.5 to 3.5 Adapter SSD HDD Metal Mounting Bracket Adapter Hard Drive Holder for PC SSD (Pack of 2)...

Options:
A: Meike Version Vertical Battery Grip for Canon EOS 5D Mark III 5D3 Camera as BG-E11. Electronics. Camera & Photo. Meike.
B: UCEC New Stainless Strainer Steel Mesh Ball tea Infuser/Filter/Strainer/Ball for Loose Leaf Tea Loose Spring Spoon Teaspoon (4.5cm). Home & Kitchen. Kitchen & Dining. UCEC.
C: Samsung SDS-P3040 4 Channel DVR Security System. Electronics. Security & Surveillance. Samsung.
D: Mizuno Youth Prestige G4 Long Sleeve Batting Jersey. Sports & Outdoors. Sports & Fitness. Mizuno.
E: Burris 420190 Med 1/2" Hight 34mm. Sports & Outdoors. Sports & Fitness. Burris.
F: Iwachu Japanese Iron Teapot/Tetsubin, Gold and Black Maple. Home & Kitchen. Kitchen & Dining. Iwachu.
G: TORCHSTAR PRO 24''x24''x24'' Portable LED Photo lighting Studio Shooting Tent Kit, All In One LED Lighting Cube/Table Top LED Light Kit with White/Black/Yellow Backdrops, Diffusing...
H: Samsung Galaxy S4 I9500 Standed Flexible Phone Protective Cover Skin Case With Screen Protector. Electronics. GPS, Finders & Accessories. HOFI.
I: MCS 24x36 Inch Wide Wood Frame, Espresso (47614). Home & Kitchen. Home Dcor. MCS.
J: Browning WSPBR150 Vhf Land Mobile Base Antenna. Electronics. Accessories & Supplies. Browning.
K: ZJchao 1HZ-500KHz DDS Function Signal Generator Module Sine+Triangle+Squa. Electronics. Accessories & Supplies. ZJchao.
L: EVGA Hadron Hydro Mini-ITX Steel Black Chassis with 500W 80Plus Gold Power Supply 110-MW-1002-K1. Electronics. Computers & Accessories. EVGA.
M: Bowl Stand, Large, Aluminum (Set of 2). Home & Kitchen. Kitchen & Dining. Holders, Stands, and More.
N: Wusthof Gourmet Two Piece Carving Set. Home & Kitchen. Kitchen & Dining. Wsthof.
O: Nikon Protective Case for L & S Series Coolpix Digital Cameras - Grey. Electronics. Camera & Photo. Nikon.
P: Willow Tree hand-painted sculpted figure,  Welcome Here. Home & Kitchen. Home Dcor. Willow Tree.
Q: Wusthof Classic 10-Inch Hollow Edge Carving Knife. Home & Kitchen. Kitchen & Dining. Wsthof.
R: NCAA Men's Always Admired Short Sleeve Tee. Sports & Outdoors. Fan Shop. Majestic.
S: Armband Compatible With iPod Shuffle 2nd Generation. Electronics. Portable Audio & Video. Tune Belt.
T: Titleist Pro V1 2013 AAAAA Recycled Like New Golf Balls , 24-Pack, Latest Version. Sports & Outdoors. Sports & Fitness. Titleist.
Answer: K