Instruction: Rank items in listed options based on the user's purchase history to determine the item that the user is most likely to purchase next. Output the item with the highest likelihood of being the next purchase.

Input:
1st: Thule 810 Stand Up Paddleboard (SUP) Taxi.  Thule.
2nd: RinseKit Portable Outdoor Shower | 2-3 gallons of warm or cold water | Pressurized Spray for 4-9 minutes | No Pumping - No Batteries |...

Options:
A: Kershaw Leek Serrated (1660ST) Pocket Knife, 3” Partially Serrated 14C28N Steel Blade, 410 Stainless Steel Handle, Bead-Blasted Finish, SpeedSafe Open, Liner and Tip Lock, Reversible...
B: Everlast 100-Year Anniversary 80-Pound Heavy Bag Kit. Sports & Outdoors. Sports & Fitness. Everlast.
C: ARMORY 200 6ft x 8mm Cable + Key Padlock - Black. Sports & Outdoors. Outdoor Recreation. Bell.
D: Erlenmeyer Mug (500 ml). Home & Kitchen. Kitchen & Dining. Educational Innovations.
E: Camecho Wireless Audio Video AV Transmitter Receiver Sender Set 16-ch 1.2Ghz 700mw (DC 12V) for CCTV Camera DVR FPV DVD. Electronics. Security & Surveillance. Camecho.
F: eForCity 2 Lithium-Ion BATTERY & CHARGER Compatible with KODAK CR-V3 CRV3 C743/DX4530/DX6330/DX6340. Electronics. Camera & Photo. eForCity.
G: ICY DOCK Classic 2.5" to 3.5" Bay SATA HDD & SSD Converter / Mounting Kit /Bracket - EZConvert MB882SP-1S-1B. Electronics. Computers & Accessories. ICY DOCK.
H: Swimming Goggles and Cap for Men, Momen & Kids | Set includes Earplugs & Storage Bag | MAX Comfort set /Anti-Fog/ Leak-Free| Premium Silicone 3D...
I: Hosley Value Pack of 24 Frosted White Glass Votive, LED Tealight Holder. Ideal Gift for Wedding Day, for Parties, Aromatherapy, Spa, Candle Gardens O3. Home...
J: Magnavox MDR533H/F7 Hard Disc Drive and DVD Recorder (2013 Model). Electronics. Television & Video. Magnavox.
K: Sub Sports Mens Winter Warm Thermal Leggings Tights Base Layer Fleece -L. Sports & Outdoors. Sports & Fitness.
L: ASUS STRIX GeForce GTX 970 Overclocked 4 GB DDR5 256-bit DisplayPort HDMI 2.0 DVI-I Graphics Card. Electronics. Computers & Accessories. Asus.
M: Vitalsox Italy, VT1211  Patented Graduated Compression Socks Carbon Series- One Pair. Sports & Outdoors. Sports & Fitness. Vitalsox.
N: IntelliSkin Women's Eve 2.0 Athletic Shirt. Sports & Outdoors. Sports & Fitness. IntelliSkin, LLC.
O: NAPKIN HOLDER, SALT & PEPPER TUSCANY FRUIT DECOR. Home & Kitchen. Kitchen & Dining. ACK.
P: HP 52x Write-Once CD-R Spindle with Lightscribe Technology - 25 Disc Spindle. Electronics. Accessories & Supplies. HP.
Q: Incipio Watson Wallet Folio Case for iPad Air (IPD-332-PNK). Electronics. Computers & Accessories. Incipio.
R: Targus MediaVu Sound-Enhancing Case and Stand for iPad Air 2 (THZ473US). Electronics. Computers & Accessories. Targus.
S: Whitmor Blanket Bag Zippered. Home & Kitchen. Storage & Organization. Whitmor.
T: iClever Wireless Folding Keyboard with 3-Color Backlight, Tri-Folding Bluetooth Keyboard with Aluminum Alloy Base for iOS Windows Android Tablets, Smartphones, Laptops, PC and More. Electronics...
Answer: M