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: Black & Decker CHV1510 Dustbuster 15.6-Volt Cordless Cyclonic Hand Vacuum. Home & Kitchen. Vacuums & Floor Care. Black & Decker.
2nd: Rowenta 1700-Watt Micro Steam Iron Stainless Steel Soleplate with Auto-Off, 400-Hole, Brown, DW5080. Home & Kitchen. Irons & Steamers. Rowenta.
3rd: Wilton Baking Cups, Standard, Thomas The Train, 50-Pack. Home & Kitchen. Kitchen & Dining. Wilton.
4th: Little Wigwam Alphabet Placemat. Home & Kitchen. Kitchen & Dining. Little Wigwam.
5th: Piping Tips, MCIRCO Cake Decorating Supplies 57-piece Stainless Steel Cookies Cupcake Decorating Kits Frosting Icing Tips Baking Tools with Flower Nail Pastry Bag Icing Coupler...

Options:
A: Rainbow Records Sage Smudge Kit with California White Sage, Large Abalone Shell, Black Salt plus Smudging Directions. Home & Kitchen. Home Dcor. Rainbow Records.
B: Outers 50 Caliber Bore Brush. Sports & Outdoors. Sports & Fitness. Outers.
C: Whirlpool WRF989SDAM 28.6 Cu. Ft. Stainless Steel French Door Refrigerator - Energy Star. Home & Kitchen. Kitchen & Dining. Whirlpool.
D: Frigidaire 5,000 BTU 115V Window-Mounted Mini-Compact Air Conditioner w/ Mechanical Controls, FFRA0511Q1. Home & Kitchen. Heating, Cooling & Air Quality. Frigidaire.
E: Burton Youth Minishred Heater Mitts. Sports & Outdoors. Outdoor Recreation. Burton.
F: Oasis Supply Oasis Supply Foil Candy Wrappers, 4 by 4-Inch, Green, 125-Pack. Home & Kitchen. Kitchen & Dining. Oasis Supply.
G: Elegant Eyelet Dust Ruffle - Eyelet Bed Skirt, Full - White. Home & Kitchen. Bedding. Elegant.
H: Tactical Folding Pocket Knife with Clip - LotFancy Outdoor Portable Survival Knife for Rescue Hunting, Partially Serrated Blade, 5 Inch Closed. Sports & Outdoors. Sports...
I: Pinbo Newborn Baby Boys Photography Prop Crochet Knitted Police Hat Diaper. Electronics. Camera & Photo. Pinbo.
J: MLB Drawstring Backpack. Sports & Outdoors. Fan Shop. FOCO.
K: Skip Hop Zoo Kids Insulated Lunch Box, Pia Panda, Multi. Home & Kitchen. Kitchen & Dining. Skip Hop.
L: SB0410-CO-R. Electronics. Computers & Accessories. Creative.
M: Gifts & Decor Tall Iron Moroccan Standing Metal Candle Lantern Stand. Home & Kitchen. Home Dcor. Gifts & Decor.
N: BRTONG A1322 Laptop Battery for MacBook Pro 13 inch (Mid 2009, Mid 2010, Early and Late 2011, Mid 2012 Version) - 18 Months Warranty. Electronics...
O: NSSTAR Double Layers Thermal Warm Fleece Thicken Balaclava Hood Full Face Cover Mask Winter Wind Proof Stopper Hat Neck Warmer For Outdoors Snowboarding Ski Motorcycle...
P: Baker's Secret 4-Piece Measuring Cup Set, Multi-Color. Home & Kitchen. Kitchen & Dining. Baker's Secret.
Q: Galaxy Audio JIBS 4 Way 1/4" Splitter. Electronics. Accessories & Supplies. Galaxy.
R: Eathtek New Laptop Bottom Case For HP Pavilion DV6-3000 603689-001. Electronics. Computers & Accessories. Generic.
S: Fiesta Tablecloth - Tableware & Table Covers. Home & Kitchen. Kitchen & Dining. Fun Express.
T: Cuisinart 726-38H Chef's Classic Stainless 14-Inch Stir-Fry Pan with Helper Handle and Glass Cover. Home & Kitchen. Kitchen & Dining. Cuisinart.
Answer: K