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: Kelty Coyote 80 Internal Frame Pack. Sports & Outdoors. Outdoor Recreation. Kelty.
2nd: Core Survival Magnesium Fire Starter, Glass Breaker, Tactical Keychain. Sports & Outdoors. Outdoor Recreation. Core Survival.
3rd: CVLIFE Tactical Shoulder Backpack Outdoor Military Chest Pack, Rover Sling Bag for Hiking, Camping, Trekking. Sports & Outdoors. Sports & Fitness. CVLIFE.

Options:
A: HAVIT® HV-MS691 Ergonomic LED Stress-ease Wired Mouse with 7 Soothing LED Colors, 6 Buttons. Electronics. Computers & Accessories. JVICE.
B: Hallmark Disney Elsa and Anna Christmas Ornaments, Set of 2. Home & Kitchen. Home Dcor. Hallmark.
C: Rodut TM Gen II Battle Belt Tactical Belt Military Belt. Sports & Outdoors. Sports & Fitness. Rodut TM.
D: Whizzotech Toslink to Mini Plug 3.5mm Digital Optical Audio Cable SPDIF Optic Fiber 3 Feet. Electronics. Accessories & Supplies. Whizzotech.
E: DHT Electronics RF coaxial coax adapter BNC female to UHF female SO-239 SO239 connector. Electronics. Computers & Accessories. DHT Electronics.
F: 12V AC Power Adapter For Seagate HDD, 9NK2AL-510, 9NK2AE-500 Free Agent, Pushbutton, ST3200823A-RK, ST3200823A-RK, 9NK2AG-500, 9W2681540,ST380801U2RK. Electronics. Accessories & Supplies. sunvalleytek.
G: HDE iPad 2 iPad 3 iPad 4 Rotating Case 360 Degree Magnetic Cover Stand for 2nd 3rd 4th Generation iPad (Red Crocodile). Electronics. Computers &...
H: Progressive International Collapsible Food Storage Containers, Set of 3. Home & Kitchen. Kitchen & Dining. Progressive International.
I: Toshiba PA1503U-1SL3 14-Inch Sling Extreme Backpack. Electronics. Computers & Accessories. Toshiba.
J: UNDATED * My First Christmas 2013 Hallmark Ornament. Home & Kitchen. Seasonal Dcor. Hallmark.
K: The Modern Transcend Clear Glass Oil Lamp Gift Set is a Unique Gift for Women and Men. The Bliss Oil Candle Appears to Float in...
L: The North Face Unisex Haystack. Electronics. Computers & Accessories. The North Face.
M: Chicago Cutlery Centurion 3-Piece Knife Set. Home & Kitchen. Kitchen & Dining. Chicago Cutlery.
N: Sun Zero Barrow Energy Efficient Grommet Curtain Panel, 54" x 63", Stone. Home & Kitchen. Home Dcor. Sun Zero.
O: Gramofon - WiFi Music Player for your Speakers (Featuring Spotify). Electronics. Home Audio. Fon Wireless.
P: Pachmayr Slip on Grips for Auto Pistols Medium With Finger Grooves Slip-On Grip. Sports & Outdoors. Sports & Fitness. Pachmayr.
Q: ROLL HARD Brazilian Jiu Jitsu Ripstop Gi Pants Blue. Sports & Outdoors. Sports & Fitness. ROLL HARD.
R: Aurum Cables - Pack of 3 High Speed HDMI Cable 2.0 with Ethernet - Supports 3D & Audio Return Channel [Latest Version] - 1 Feet...
S: A&R Sports Goalie Sweat Bands. Sports & Outdoors. Sports & Fitness. A&R Sports.
T: FireStik MK-204R Adjustable SS Door Jamb Antenna Mount Mini-Kit. Electronics. Accessories & Supplies. FireStik.


assistant
Answer: C