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: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
Purchase History:
1st: Rokinon 85M-P 85mm f/1.4 Aspherical Lens for Pentax (Black). Electronics. Camera & Photo. Rokinon.
2nd: Fotodiox Pro Lens Mount Adapter - Nikon Nikkor F Mount G-Type D/SLR Lens to Sony Alpha E-Mount Mirrorless Camera Body with Selectable Clicked / Declicked...

Options:
A: Insten Premium Leather Case with Lanyard and Kick Stand for Apple iPod touch 2G/3G, Blue. Electronics. Portable Audio & Video. INSTEN.
B: Marine Part Depot Stainless Steel Bimini top Ball pin with Lanyard - Ball pin Style. Sports & Outdoors. Sports & Fitness. Marine Part Depot.
C: Intellinet Cat.6 UTP Keystone Coupler. Electronics. Accessories & Supplies. Intellinet.
D: Samsung UN40B6000 40-Inch 1080p 120 Hz LED HDTV (2009 Model). Electronics. Television & Video. Samsung.
E: OLIGHT Rm22 Tactical Remote Switch Suitable Flashlight M22 and New M21x. Sports & Outdoors. Sports & Fitness. OLIGHT.
F: Reed & Barton Benson 108-Piece Set 18/10 Stainless Steel, Service for 12. Home & Kitchen. Home Dcor. Reed & Barton.
G: Elite Screens Yard Master 2, 110 inch Outdoor Projector Screen with Stand 16:9, 8K 4K Ultra HD 3D Portable Fast Folding Movie Theater Cinema 110"...
H: Premium Wireless Sports Headset Sweatproof Bluetooth Stereo Earphones Music Headphones w/ Noise-Cancelling Mic for iPhone Samsung HTC (Red-Black). Electronics. Headphones. Qable Powerz(TM).
I: Anolon Advanced Bronze Hard Anodized Nonstick 12-Inch Round Griddle. Home & Kitchen. Kitchen & Dining. Anolon.
J: Louisville Bedding Bridal Beginnings 400-Thread-Count Cotton Set of 2 Queen Bed Pillows. Home & Kitchen. Bedding. Hollander.
K: Smart Fitness Tracker Watch - IP67 Waterproof Water Resistant - Best Sports and Exercise Bluetooth Multi-Functional Activity Tracking Band - Compatible with Android and iOS...
L: Winner Space Resistance Exercise Workout Tube Heavy Fitness Band Yoga Physio Crossfit. Sports & Outdoors. Sports & Fitness. Winner Space.
M: OUMAX T1S wirless Bluetooth Activity/Fitness Tracker with sleep monitor-Total Works for iPhone6,6Plus,5s,5c,Samsung Galaxy S5,S4,S3,Note2 or newer. Sports & Outdoors. Sports & Fitness. OUMAX.
N: Mountain Warehouse Microfibre Mummy Sleeping Bag Liner - Travel Sheet. Sports & Outdoors. Outdoor Recreation. Mountain Warehouse.
O: Cake Boss Countertop Accessories Silicone Liquid Measuring Cups, White. Home & Kitchen. Kitchen & Dining. Cake Boss.
P: iSimple ISFM21 TranzIt Universal Bluetooth Enabled FM Transmitter Car Kit for Android Devices, Blue. Electronics. Portable Audio & Video. iSimple.
Q: J.A Henckels International 31425-000 J.A. Henckels International CLASSIC 3-pc Starter Knife Set. Home & Kitchen. Kitchen & Dining. ZWILLING J.A. Henckels.
R: Logitech Type+ Protective iPad Air 2 (ONLY) Case with Integrated Keyboard – Two Viewing Positions – Designed for Typing and Tapping – Powered with Wireless...
S: Reynolds Large Cupcake Liners/Muffin Cups/Baking Cups (Paper, White, 50 Count, Pack of 24). Home & Kitchen. Kitchen & Dining. Reynolds.
T: 5 Piece 15 " Overall Size Metal Arrows. Sports & Outdoors. Sports & Fitness. Wizard.


assistant
Answer: P