Instruction: Rank the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
1st: Belkin Wireless-G Router DSL/Cable Gateway. Electronics. Computers & Accessories. Belkin.
2nd: Koss KE29E Isolating Earbud (Ebony) (Discontinued by Manufacturer). Electronics. Headphones. Koss.
3rd: Cisco-Linksys WRT54G2 Wireless-G Broadband Router. Electronics. Computers & Accessories. Linksys.
4th: Sony NWZS545 16 GB Walkman MP3 Video Player (Black) (Discontinued by Manufacturer). Electronics. Portable Audio & Video. Sony.
5th: Sony VAIO EL2 VPCEL22FX/B 15.5" Laptop (Black). Electronics. Computers & Accessories. Sony.
6th: Zalman LED Aluminum/Copper CPU Cooling Fan CNPS9700. Electronics. Computers & Accessories. Zalman.
7th: Patriot 16GB Pulse Series USB 3.0 Flash Drive - PSF16GSPUSB. Electronics. Computers & Accessories. Patriot.
8th: Kamor CL-01 Portable Wireless Bluetooth 4.0 Speaker with built in Speakerphone & Microphone, Hand Gesture Control Recognition Function (Black). Electronics. Portable Audio & Video. Kamor.
9th: Samsung Galaxy Tab Pro 8.4-Inch Tablet - Black (Certified Refurbished). Electronics. Computers & Accessories. Samsung.
10th: Goldcherry 300mbps Mini USB Wireless Wifi Adapter 802.11n/g/b LAN Internet Network Adapter. Electronics. Computers & Accessories. Usb Network Adapters.

Options:
A: Oasis Supply 50 Count Wooden Candy Apple Sticks, 5.5-Inch. Home & Kitchen. Kitchen & Dining. Oasis Supply.
B: Ex-Cell Home Fashions Wasabi Fabric Shower Curtain, Sage. Home & Kitchen. Bath. excell.
C: Home Value Chrome 2-Tier Dish Rack, 17,5-Inch. Home & Kitchen. Kitchen & Dining. V & H.
D: AUKEY USB C Card Reader Dual-Slot SD/Micro SD USB 3.0 Mini Card Reader for MacBook Pro 2017/2016, Google Pixel, Dell XPS 13/15, USB-C OTG Smartphones,...
E: J&J Wire Double Plate Holder. Home & Kitchen. Kitchen & Dining. J&J Wire.
F: Leland Lures 1 3/4" Crappie Magnets (15 Pack). Sports & Outdoors. Sports & Fitness. Leland Lures.
G: 22 Pocket Over the Door Shoe Organizer. Home & Kitchen. Storage & Organization. Home Style.
H: Sauder Shoal Creek Ready-to-Assemble Night Stand, Jamocha. Home & Kitchen. Furniture. Sauder.
I: Eathtek New CPU Cooling Fan for HP Pavilion dv7-4001tx dv7-4003tx dv7-4003xx dv7-4007tx dv7-4009tx dv7-4010tx dv7-4013tx dv7-4060us dv7-4061nr dv7-4065dx dv7-4069wm dv7-4070us dv7-4177ca dv7-4177nr dv7-4178ca dv7-4178nr dv7-4179nr...
J: APC UPS Battery Replacement for APC Smart-UPS Model SMT1500, SMT1500C, SMT1500US, SUA1500, SUA1500US and select others (RBC7). Electronics. Computers & Accessories. APC.
K: Collections Etc Lighted Nativity Scene Christmas Wreath. Home & Kitchen. Home Dcor. Collections Etc.
L: AC Adapter 45W, A1036, M8482 For Apple Ibook, Titanium, Powerbook G4, G3. Electronics. Accessories & Supplies. Unknown.
M: 6 Pack Standard Filter replacement for all Neato Botvac Series models, 70e 75 80 85. Home & Kitchen. Vacuums & Floor Care. KRIENT.
N: Lowrance 000-10970-001 Elite-7 HDI Chartplotter/Fishfinder with Basemap (Discontinued by Manufacturer). Electronics. Car & Vehicle Electronics. Lowrance.
O: TigerChill Piece 2 Coffee Pot Decanter Carafe Cleaning Brush's, Curved with 4 Bonus Swizzle Sticks. Home & Kitchen. Kitchen & Dining. TigerChill.
P: Rev-A-Shelf 22in Stainless Steel Tip-Out Tray. Home & Kitchen. Kitchen & Dining. Rev-A-Shelf.
Q: Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Windows 10, 8.1, 8, 7, Raspberry Pi, Linux Compatible; Classic Bluetooth, and Stereo Headset Compatible). Electronics. Computers...
R: Interstate Arms Corp Remington Rem Oil Wipes, Pop Up (7 x 8-Inch). Sports & Outdoors. Sports & Fitness. Interstate Arms Corp.
S: Cyber Acoustics Stereo Headset, headphonewith microphone, great for K12 SchoolClassroom and Education (AC-401). Electronics. Computers & Accessories. Cyber Acoustics.
T: Saucony Women's Drylete Ponytail Skull Cap. Sports & Outdoors. Outdoor Recreation. Saucony.
Answer: Q