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: C-Star Educational Series Periscope. Electronics. Camera & Photo. CStar Optics.
2nd: Sony SRF-M37W Walkman Digital Tuning Weather/FM/AM Stereo Radio (Black). Electronics. Portable Audio & Video. Sony.
3rd: Mitsubishi WD-60C9 60-Inch 1080p DLP Home Theater. Electronics. Television & Video. Mitsubishi.
4th: Sangean DT-120CL A/M/FM Pocket Receiver. Electronics. Portable Audio & Video. Sangean.

Options:
A: Square Deal Online - DV2R07CL - DVD Cases - 7mm with Wrap Around Sleeve - Clear (25-Pack). Electronics. Accessories & Supplies. Square Deal Recordings &...
B: Satellas Giraffe Neck Pillow/Stuffed Animal Travel Pal Perfect Travel Pillow for Any Age - Converts from Neck Pillow to Stuffed Animal. Home & Kitchen. Bedding...
C: Monoprice 104083 2 x 2 SVGA VGA Matrix Switcher Splitter Amplifier Multiplier. Electronics. Accessories & Supplies. Monoprice.
D: Jensen JIMS-525i Docking Digital HD Radio System/Alarm Clock for iPod (Black). Electronics. Portable Audio & Video. Jensen.
E: Novel Box Eco-Friendly Heavy Duty Reusable Washable Organic Natural Cotton Canvas Tote Bag 15” X 16” With Long Straps (1). Home & Kitchen. Kitchen &...
F: Deluxe Telescope Camera Adapter Kit for Sony NEX "E"-Mount - 1.25" Variable Eyepiece Projection & Prime Focus. Electronics. Camera & Photo. Modern Photonics.
G: Nitecore MH12 1000 Lumens high intensity CREE XM-L2 LED long throw tactical flashlight, 18650 rechargeable Li-ion battery, USB charging cable, Holster, RSW1 Pressure Switch and...
H: Zyxel 24-Port Gigabit Ethernet Unmanaged Switch - Fanless Design with 2 SFP Ports [GS1100-24]. Electronics. Computers & Accessories. ZyXEL.
I: Chef'sChoice 4161001 416 Oval Diamond Sharpening Steel, 10-Inch, Silver. Home & Kitchen. Kitchen & Dining. ChefsChoice.
J: Mama Mouth Rotary Stand PU Leather Case Cover With Removable Micro USB Keyboard for 7 Verizon Ellipsis 7 4g LTE Tablet Light Blue. Electronics. Computers...
K: Ice Mold. Home & Kitchen. Kitchen & Dining. Magic Fons.
L: Estone 2pcs New Cake Pie Slicer Sheet Guide Cutter Server Bread Slice Knife Kitchen Gadget. Home & Kitchen. Kitchen & Dining. Estone.
M: Vintage Soft Multi-Color Universal Camcorder Camera Shoulder Strap Neck Belt for DSLR, LC-006B. Electronics. Camera & Photo. Vintage Soft.
N: Set of 3 - Plastic Lettuce Knife with Serrated Edges. Home & Kitchen. Kitchen & Dining. ChefLand.
O: Heavy-Duty Full Motion TV Wall Mount - Articulating Swivel Bracket Fits Flat Screen Televisions from 42” to 70” (VESA 400 x 600 Compatible) – Tilt...
P: Samsung Electronics Galaxy Tab S2 9.7 Cover (EF-BT810PFEGUJ). Electronics. Computers & Accessories. Samsung.
Q: Humminbird 408120-1 Fishfinder 597ci HD DI Combo (Discontinued by Manufacturer). Electronics. Car & Vehicle Electronics. Humminbird.
R: Sony GPVPT1 Grip and Tripod for Camcorders (Black). Electronics. Camera & Photo. Sony.
S: Samsung Retail Box-SE-218GN/RSBD 8X DVDRW External Ultra Thin Drive, Mac/PC Compatible + USB Coupler. Electronics. Computers & Accessories. Samsung.
T: Totally Bamboo Salt Box, Seasoned with Love, Etched 100% Bamboo Container With Magnetic Lid For Secure Strong Storage for Spices, Herbs, Seasoning & More. Home...
Answer: D