Task: Sequential_Recommendation

system
You are a helpful assistant. The assistant first thinks about the reasoning process in the mind by using Belief-Desire-Intention (BDI) framework and then provides the user with the answer. The reasoning process and answer are enclosed within <think> </think> and <answer> </answer> tags, respectively. 
Below is an instruction that describes a task. After thinking, when you finally reach a conclusion based on the customer's intention, desire and belief, clearly state the BDI thinking process within <think> </think> and then the answer within <answer> </answer> tags.


user 
Instruction: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: Greg Norman The Secret Golf Training aid for Men RH or Men LH or Women RH. Sports & Outdoors. Sports & Fitness. Greg Norman.
2nd: Aurorae Synergy 2 in 1 Yoga Mat; with integrated Non Slip Microfiber Towel. Best for Hot, Ashtanga, Bikram and Active Yoga where you sweat and...
3rd: Beyond Yoga Women's Side Gathered Long Leggings. Sports & Outdoors. Sports & Fitness. Beyond Yoga.
4th: Aurorae Yoga Mat Wash Cleaner. Aromatherapy Essential Oil. Free Microfiber Cleaning Towel Included with Lavender, Citrus and Eucalyptus Only. Sports & Outdoors. Sports & Fitness...
5th: ValentinA Womens Hot Thermo Body Shaper, Neoprene Slimming Capri Pants, Thighs Fat Burner, Best Workout Sauna Suit, High Waist Tummy Control Shapewear for Weight Loss,...
6th: Yoga Paws Travel Yoga Mat (Elite - Full Set) - Padded Yoga Gloves and Yoga Socks for Yoga, Pilates, and Fitness - Portable Fitness and...

Options:
A: Tattoo | My Little Pony Friendship Collection | Party Accessory. Home & Kitchen. Kitchen & Dining. Amscan.
B: ProTeam 107315 HEPA Replacement Filter Twin Pack, HEPA Media Vacuum Filter. Home & Kitchen. Vacuums & Floor Care. ProTeam.
C: Denon AH-C400 Music Maniac Black  In-Ear Headphones. Electronics. Headphones. Denon.
D: STM Cape Protective Case for iPad air. Electronics. Computers & Accessories. STM.
E: eForCityData & Charging USB Cable for Palm (PalmOne) m500 / m505 / m515 / m125 / m130 / I705 / TUNGSTEN T / T2 /...
F: BlazeBand Reflective Wristbands (Pair) - High Visibility Reflective Bands with 360 Degree Retro Reflective Strip - Fully Adjustable Elastic Reflective Safety Band for Wrist or...
G: Jolly Christmas Tree Skirt - 42" Santa Xmas Tree Skirt Decorations (Red). Home & Kitchen. Seasonal Dcor. Imperial Home.
H: Harry Potter Ravenclaw Wall Banner. Home & Kitchen. Wall Art. Calhoun.
I: UTG Pro Rail for Super Slim Free Float Handguard (15 Slots). Sports & Outdoors. Sports & Fitness. UTG Pro.
J: Hamilton Beach True AirTM replacement filter. Home & Kitchen. Heating, Cooling & Air Quality. Hamilton Beach.
K: TNT Pro Series Waist Trimmer Weight Loss Ab Belt - Premium Stomach Fat Burner Wrap and Waist Trainer. Sports & Outdoors. Sports & Fitness. TNT...
L: Coleman Colossal 20-Degree Rectangular Sleeping Bag (Super King). Sports & Outdoors. Outdoor Recreation. Coleman.
M: LifeStraw Carbon Capsule Replacement Filter for Go Bottle 2-Stage & Steel (2-Pack). Home & Kitchen. Kitchen & Dining. LifeStraw.
N: Unsurpassed Quality Black Protective Gel Silicone Skin Case Cover for Apple iPod Touch 4G, 4th Generation, 4th Gen + Live * Laugh * Love Vangoddy...
O: Body-Solid Cam Series Biceps and Triceps Machine (GCBT380). Sports & Outdoors. Sports & Fitness. Body-Solid.
P: DC Comic Batman Comfy Throw - Superhero Fleece Blanket Sleeves. Home & Kitchen. Bedding. Warner Brothers.
Q: mDesign Kitchen Cabinet Lazy Susan Storage Organizer Bin with Front Handle - Small Pie-Shaped 1/8 Wedge, 4" Deep Container - Food Safe, BPA Free -...
R: Granite Ware Covered Preserving Canner with Rack, 12-Quart. Home & Kitchen. Kitchen & Dining. Columbian Home.
S: NIKON F100 35mm SLR Camera Body. Electronics. Camera & Photo. Nikon.
T: Hilarious Home High Heel Wine Bottle Holder - Stylish Conversation Starter Wine Rack (Black). Home & Kitchen. Kitchen & Dining. Hilarious Home.


assistant
Answer: K