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: Columbia Men's Bahama II Long Sleeve Shirt.  Columbia.
2nd: TETON SPORTS Explorer 4000 Internal Frame Backpack – Not Your Basic Backpack; High-Performance Backpack for Backpacking, Hiking, Camping; Sewn-in Rain Cover. Sports & Outdoors. Outdoor...

Options:
A: JBL J88a BLK Premium Over Ear Headphones with JBL Drivers, Rotatable Ear Cups and Microphone, Black. Electronics. Headphones. JBL.
B: Pankoo Monoculars. Electronics. Camera & Photo. Pankoo.
C: Home Bargains Plus Hotel Quality Crystal Clear Vinyl Tablecloth Protector, 6 Gauge Heavy Duty Thick Vinyl Super Clear Tablecloth Cover, 70 Inch Round. Home &...
D: Kuuma Camco 58195 Grill Rail Mount Quick. Sports & Outdoors. Sports & Fitness. Kuuma.
E: Goliton Plastic Lens Cap for Gopro Hero 3 - Black. Electronics. Camera & Photo. Goliton.
F: Poundex Louis Phillipe Bedroom Set Featuring French Style Sleigh Platform Bed and Matching Case Goods, Queen, Cherry. Home & Kitchen. Furniture. Poundex.
G: Airkoul Spark Plug Socket Thin Wall 3/8" Drive 12 PT Point 14mm For BMW E90/E92 3 Series. Sports & Outdoors. Outdoor Recreation. Outdoor Gear &...
H: LaCie d2 Quadra v3 Hard Disk 1 TB eSATA/FireWire800/USB 3.0 Desktop External Hard Drive 301542U (Aluminum). Electronics. Computers & Accessories. LaCie.
I: Wilson Staff FG Tour Golf Balls (Pack of 12). Sports & Outdoors. Sports & Fitness. Wilson.
J: Callaway Golf X Hot Irons Set. Sports & Outdoors. Sports & Fitness. Callaway.
K: Kinzd Headset Case Bag for LG Tone Pro HBS 700 730 750 760 800 900 - Headphone Carrying Case Cover Box for LG Electronics Tone...
L: MiniGuard Screen Protector for Samsung Galaxy Note N5100 8.0" S-Pen Compatible (3x Pack HD Clear). Electronics. Computers & Accessories. MiniSuit.
M: CounterArt Woodland Friends Owl Absorbent Coasters, Set of 4. Home & Kitchen. Kitchen & Dining. Counterart.
N: Manfrotto MT055CXPRO4 055 Carbon Fiber 4-Section Tripod with Horizontal Column (Black). Electronics. Camera & Photo. Manfrotto.
O: Lily's Home Perfect Tea Timer Three-In-One 3-4-5 Minute Sand Hourglass Timers. Home & Kitchen. Kitchen & Dining. Lilyshome.
P: HDMI Splitter 1x4 one to Four Way Distributor 4K 3D, EAKAI HDMI Splitter 4 Ports Support FHD 1080P HDMI 1.4 with Power Supply Adapter (One...
Q: iPhone 6s Waterproof Case, ZVE Shockproof Durable Waterpoof Snowproof Protective Case Apple iPhone 6/6s 4.7"(Black). Sports & Outdoors. Fan Shop. ZVE.
R: White Sierra Men's Toboggan Insulated Bib. Sports & Outdoors. Outdoor Recreation. White Sierra.
S: Deco 79 Eclectic Style Indoor/Outdoor Red Metal Dog Sculpture with Hand-Painted Flowers, Metal Yard Art, Outdoor Decor, Outdoor Metal Dog Statue | 12” x 17”...
T: Philips Portable Media Player, 30 gig, MP3/WMA and Video Movie Player. Electronics. Portable Audio & Video. Philips.
Answer: R