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: Yosoo Elastic Shoulder Brace Support Strap Wrap Belt. Sports & Outdoors. Sports & Fitness. Yosoo.
2nd: Firefield FF25002 Compact Green Pistol Laser Light Combo. Sports & Outdoors. Sports & Fitness. Firefield.
3rd: Safariland Sig Sauer P250 9, 40, 45 6378 ALS Concealment Paddle Holster (STX Black Finish). Sports & Outdoors. Sports & Fitness. Safariland.
4th: New Design AR15 AR 15 Front and Rear Flip up 45 Degree Rapid Transition Backup Iron Sight. Sports & Outdoors. Sports & Fitness. TACBRO.
5th: XGRIP S&W M&PC fits the M&P Compact Pistol 9mm/.40cal/.357. Installs instantly with no tools. Made in the U.S.A. *Requires an M&P full size magazine of...
6th: LaserMax S&W Shield Centerfire Laser Sight for use on M&P SHIELD. Sports & Outdoors. Sports & Fitness. LaserMax.

Options:
A: Shoyeido HandCrafted Ceramic Round Incense Burner/Holder - Plum. Home & Kitchen. Home Dcor. SHOYEIDO.
B: Aquatix Insulated FlipTop Ultimate Sport Bottle 32 Ounce Pure Stainless Steel. Sports & Outdoors. Sports & Fitness. Aquatix FlipTop Sport Bottle.
C: Jessica Simpson Quatrefoil Yarn Dyed Cotton Bath Rug, Aqua Sea/White. Home & Kitchen. Bath. Jessica Simpson.
D: Kirby Sentria G10 Vacuum LOADED with tools, shampooer, hardwood and pet tool (Certified Refurbished). Home & Kitchen. Vacuums & Floor Care. GV.
E: Berkley Trilene XT Monofilament Fishing Line. Sports & Outdoors. Sports & Fitness. Berkley.
F: Hidden Zipper Satin Pillowcase, Standard. Home & Kitchen. Bedding. Excellent Art.
G: Polar ICE Pitcher with Aluminum Polar ICE Chamber. Home & Kitchen. Kitchen & Dining. Polar Ice.
H: Casio Exilim EX-Z75 7.2MP Digital Camera with 3x Anti Shake Optical Zoom (Blue). Electronics. Camera & Photo. Casio.
I: Neewer Camera Case/Bag with Ajudstable Shoulder Strap for Canon, Nikon, Sony, Samsung, Pentax, Kodak, Panasonic, Fujifilm and other Digital SLR Cameras. Electronics. Camera & Photo...
J: Lenovo H50 Desktop (Core i7, 8 GB RAM, 1 TB HDD + 120 GB SSD, Windows 10) 90B700E4US. Electronics. Computers & Accessories. Lenovo.
K: Magpul Extended Rubber Butt Pad.  Magpul.
L: Bluecorn Beeswax 100% Pure Beeswax Holiday Candle (3x4, Cinnamon Zest). Home & Kitchen. Home Dcor. Bluecorn Beeswax.
M: Gitzo GK1545T-82TQD Series 1 Traveler Kit with GT1545T 4 Section Tripod & Head (Black). Electronics. Camera & Photo. Gitzo.
N: Opteka FSC-5 E-TTL/i-TTL Off-Camera Flash Sync Cord for Canon EOS, Nikon & Pentax DSLR Cameras (75" Cord). Electronics. Camera & Photo. Opteka.
O: Home Source 400-22439 Decorative Starburst Mirror, 27.95-Inch by 27.95-Inch by 2.17-Inch. Home & Kitchen. Home Dcor. Home Source.
P: 4" Petite Treasures Silver Glittered Mini Star Christmas Tree Topper - Unlit. Home & Kitchen. Seasonal Dcor. Kurt Adler.
Q: Skydog Web App and Smart Family Wi-Fi Router with Cloud Service Subscription. Electronics. Computers & Accessories. PowerCloud Systems, Inc.
R: Nikon D5100 Digital SLR Camera & 18-55mm G VR DX AF-S Zoom Lens with 55-200mm VR Lens + 32GB Card + .45x Wide Angle &...
S: Slazenger 48 AAA+ Ball Bag Mix Recycled Golf Balls, White. Sports & Outdoors. Sports & Fitness. Slazenger.
T: Advanced Technology Scorpion X2 Razorback Recoil Pad. Sports & Outdoors. Sports & Fitness. Advanced Technology.
Answer: K