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: UTG Low-Profile Deluxe Universal Picatinny & Swivel-Stud Bipod. Sports & Outdoors. Sports & Fitness. UTG.
2nd: CTK Precision All Purpose Gun Level. Sports & Outdoors. Sports & Fitness. CTK Precision.
3rd: Nikon P-Series Riflescope Picatinny Mount for 1 Inch Tube. Sports & Outdoors. Sports & Fitness. Nikon.

Options:
A: Nikon EN-EL14 Rechargeable Li-Ion Battery + 5pc Deluxe Cleaning Kit for Nikon D3100, D3200, D5100, D5200, Coolpix P7000, P7100 & P7700 Digital Cameras. Electronics. Camera...
B: Intel 120GB 2.5" Solid State Drive (SSDSC2KW120H6X1). Electronics. Computers & Accessories. Intel.
C: Concealment Express IWB KYDEX Holster: fits Taurus 111/140 Millennium G2 & G2C (CF BLK, RH) - Inside Waistband Concealed Carry - Adj. Cant/Retention - US...
D: Tripp Lite VGA Coax Monitor Cable, High Resolution cable with RGB coax (HD15 M/M) 6-ft.(P502-006). Electronics. Computers & Accessories. Tripp Lite.
E: Federal Concealed Carry Belt Holster for Kimber Pepper Blaster II Very Small & Concealable. Sports & Outdoors. Sports & Fitness. Federal.
F: Franklin Sports MLB Baseball Professional Spike-Down Pitching Rubber - 24 Inches Wide. Sports & Outdoors. Sports & Fitness. Franklin Sports.
G: ADSQ stereo wireless bluetooth 4.0 headset w/Microphone-Supports Noise Reduction &Smart Voice Calling& IOS power indicator(One-Ear in-ear handsfree A2DP headphone/earphone/earbud/earpiece)-for Iphone 5s 5c 4s 4,Ipad 2...
H: For New Apple iPad Air 5 5th Gen Generation TopOnDeal TM Black and White Polka Dot Pattern With 360 Degrees Rotating Stand PU Leather Case...
I: Adesso Tru-Form Contoured Ergonomic MAC USB White Keyboard, 2 USB Ports (EKB-2100W). Electronics. Computers & Accessories. Adesso.
J: Garmin nüvi 1450T 5-Inch Portable GPS Navigator with Traffic and Lifetime Map Updates. Electronics. GPS, Finders & Accessories. Garmin.
K: Primitives by Kathy And The Lake Pillow, 15-Inch by 15-Inch. Home & Kitchen. Bedding. Primitives by Kathy.
L: Mount-It! Full Motion TV Wall Mount Arm with 24 Inch Extension, Fits 32 to 55 Inch TVs with Up to VESA 400 x 400, 77...
M: Coffee Gator Stainless Steel Container - Canister with co2 Valve and Scoop (Gold, Medium). Home & Kitchen. Kitchen & Dining. Coffee Gator.
N: Pegasus Home Fashions Vintage Collection Kiera Quilt/Sham Set, Full/Queen. Home & Kitchen. Bedding. Pegasus Home Fashions.
O: Directed Electronics 507M Tilt Sensor. Electronics. Security & Surveillance. Directed Electronics.
P: ASUS PB298Q 29" 21:9 2560x1080 IPS DisplayPort HDMI DVI Eye Care Monitor. Electronics. Computers & Accessories. Asus.
Q: Nearpow Extra Long 12 Ft Microsoft Surface Pro 1, Pro 2 Ac Adapter Charger Power Supply, 10.1 Windows 8 Tablet PC 12V 3.6A. Electronics. Computers...
R: LG GH22NP21 22X E-IDE Super Multi DVD+/-RW Internal Drive, Bulk No Software Included (Black). Electronics. Computers & Accessories. LG.
S: Chevy Historic Logo Tin Sign 12 x 12in. Home & Kitchen. Home Dcor. Desperate Enterprises.
T: Bogen 3373 - 5 Section Light Stand with Retractable Legs (Black). Electronics. Camera & Photo. Bogen.


assistant
Answer: C