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: FITMAKER Fitness Tracker, Activity Tracker Watch with Heart and Sleep Monitor, Smart Pedometer Watch for Step Distance Calories Track. Sports & Outdoors. Outdoor Recreation. FITMAKER.
2nd: VISM by NcStar Gun Case (38"L X 9"H)/Black (CV2906-38). Sports & Outdoors. Sports & Fitness. NcSTAR.

Options:
A: Darice 2033-1273 Vertical Paper Holder, 12 by 12-Inch. Home & Kitchen. Storage & Organization. Darice.
B: Charles Viancin Lilypad Chopping Board - Small 11"x8". Home & Kitchen. Kitchen & Dining. Charles Viancin.
C: JCG JWA-N8002 300M Plug and Play Universal Wireless Range Extender Wi-Fi Repeater. Electronics. Computers & Accessories. JCG.
D: CablesOnline 10-PACK 6inch CAT5e UTP Ethernet RJ45 Full 8-Wire Red Patch Cable, (U-000RD-10). Electronics. Computers & Accessories. CablesOnline.
E: Advanced Catalyst Systems Platinum Bright Embers. Home & Kitchen. Heating, Cooling & Air Quality. Advanced Catalyst Systems.
F: Kaito KA1102 AM/FM Shortwave SSB Radio, Black. Electronics. Portable Audio & Video. Kaito.
G: PARACORD PLANET 550 Nylon Paracord 7 Strand Type III Utility Cord - Largest Selection Available!. Sports & Outdoors. Sports & Fitness. PARACORD PLANET.
H: Polish Pottery Yarn Bowl 6-inch (Bold Blue Poppies). Home & Kitchen. Kitchen & Dining. Polmedia Polish Pottery.
I: Neewer 3-IN-1 Professional Cleaning Kit for DSLR Cameras and Sensitive Electronics (Canon, Nikon, Pentax, Sony, Telescopes and Binoculars) - Includes: Lens Cleaning Pen + Air...
J: Monoprice 19-Inch TFT, 2048 Levels, 5080 LPI, 16.7M Colors Interactive Pen Display Monitor (110707). Electronics. Computers & Accessories. Monoprice.
K: Eyourlife Military Tactical Backpack Small Rucksacks Hiking Bag Outdoor Trekking Camping Tactical Molle Pack Men Tactical Combat Travel Bag 20L. Sports & Outdoors. Sports &...
L: Amview 1080P HD CCD 2.8-12mm Varifocal Lens 36pcs infrared LEDs Night Vision Dome Camera. Electronics. Camera & Photo. Amview.
M: Jugs Toss Machine. Sports & Outdoors. Sports & Fitness. Jugs.
N: Diadora Lido Soccer Ball. Sports & Outdoors. Sports & Fitness. Diadora.
O: Belkin B2B054 Tablet Stage Stand for Presenters and Lecturers for Tablets from 7-11 Inches Including All Generations of iPad, iPad mini and iPad Air, Designed...
P: Owner 4102-139 Single Replacement Hook 3 X, Sz3/0 Zo-Wire Tin, 6-Pack. Sports & Outdoors. Sports & Fitness. Owner.
Q: Duracell Daylite LED Flashlight with AAA Batteries. Electronics. Camera & Photo. Duracell.
R: APEVIA CVT5CSPK Case Speaker (5-pk). Electronics. Accessories & Supplies. Apevia.
S: Hot Pink Penguin Design Soft Silicone Case for Apple Ipod Touch 4 / 4th / 4G / itouch Gen Generation 8GB 16GB 32GB Mp3 Case...
T: Digfuns™ DR1-B16 I-Flash Drive iPhone Card Reader with Dual USB Ports Compatible for iPhone 5/5S/iPhone 6/6S/Plus/iPad mini/iPad air/Mac/iPod - 16GB Space Memory Built-in. Electronics. Computers...


assistant
Answer: K