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: 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:
Purchase History:
1st: We Sell Mats Carpet Interlocking Floor Tiles 2'x2'. Sports & Outdoors. Sports & Fitness. We Sell Mats.
2nd: Skull Cap/Helmet Liner/Thermal Running Beanie Hat - Fits Under Helmets. Sports & Outdoors. Sports & Fitness. Tough Headwear.
3rd: TaoTronics 24w Led Grow light Bulb, Grow Lights for Indoor Plants, Plant Lights, Grow Lamp for Hydroponics, Grow Plant Light for Hydropoics Organic Mini Greenhouse...
4th: Acc U Rate CMS 50D Fingertip Pulse Oximeter Oximetry Blood Oxygen Saturation Monitor with silicon cover, batteries and lanyard (Sapphire Blue). Sports & Outdoors. Sports...
5th: LYMBABE Molle Pouch - Tactical Bag Military EDC Utility Gadget 1000D Nylon Pouch for iPhone 6S Plus. Sports & Outdoors. Sports & Fitness. LYMBABE.

Options:
A: Electrolux ELJB56B8PS Expressionist Blender, Stainless Steel. Home & Kitchen. Kitchen & Dining. Electrolux.
B: LuLu Decor, Cast Iron Key Fleur De lis (Plaque 2). Home & Kitchen. Home Dcor.
C: Q Power QBOMB12VL Dual 12-Inch SPL Vented Speaker Box with Durable Bed Liner Spray. Electronics. Car & Vehicle Electronics. Q Power.
D: 8.5L/12L Folding Water Bucket Collapsible Basin Portable Water Bag for Camping Traveling Hiking Fishing. Sports & Outdoors. Outdoor Recreation. e-smart home.
E: AFUNTA Set Large Replacement Bands with Clasps for Fitbit FLEX Only /No tracker/ Wireless Activity Bracelet Sport Wristband Fit Bit Flex Bracelet Sport Arm Band...
F: Creative TravelDock 900 Docking Speaker. Electronics. Portable Audio & Video. Creative Labs.
G: Sony Cybershot DSCS60 4.1 MP Digital Camera with 3x Optical Zoom. Electronics. Camera & Photo. Sony.
H: Etrance Ventilate Wear-resistant Military Equipment Half Finger Fingerless and Full Finger Tactical Gloves Hard Knuckle and Foam Protection for Shooting Airsoft Hunting Otdoor M/L/XL (Full-finger...
I: Suction Cup Windshield Mount For The Mobius ActionCam. Electronics. Camera & Photo. Novotm.
J: Godox VING V850 Li-ion Camera Flash Speedlight Recycling Charge Manual Flash with Godox FT-16S Wireless Power Control Flash Trigger Receiver for DSLR Cameras with Universal...
K: Etekcity 025706341875 Etekcity Deluxe Universal Speaker Mounts/Brackets for Walls or Ceilings. Electronics. Accessories & Supplies. Etekcity.
L: KitchenAid KSM3311XFG Artisan Mini Series Tilt-Head Stand Mixer, 3.5 quart, Matte Gray. Home & Kitchen. Kitchen & Dining. KitchenAid.
M: Motorola Bluetooth Headset for Apple iPhone 3G / iPhone 4 / iPhone 3GS / Droid / Nexus One / HTC EVO 4G [ OEM Retail...
N: Suction Cups with Hooks -Easy Mount Ultra Grips 4pcs. Home & Kitchen. Bath. HomeFlav.
O: AGPtek 12x LED LED Party Lights Non-Blinking Waterproof Lights For Paper Lanterns Balloons Floral or Wedding Decorations (Warm-White). Home & Kitchen. Seasonal Dcor. AGPTEK.
P: My Room Geo Camo Camouflage Comforter Set, Pink, Twin. Home & Kitchen. Bedding. My Room.
Q: Mason Jar Money Bank Lid - (2 Pack) - Turn Your Mason Jar Into a Piggy Bank! (2 wide mouth bank lids). Home & Kitchen...
R: Sawyer Products Premium Insect Repellent with 20% Picaridin. Sports & Outdoors. Outdoor Recreation. Sawyer Products.
S: Perri's Poly Nylon Lead with Snap, 8-Feet. Sports & Outdoors. Sports & Fitness. Perri's.
T: SALE PRICE 6 Kitchen Knives - Best Kitchen Knife Set from KNIFAIR- Bread, Carving, Chef’s, Santoku, Utility and Paring Knife - Ceramic Coating for Easy...


assistant
Answer: R