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: Rank items in listed options based on the user's purchase history to determine the item that the user is most likely to purchase next. Output the item with the highest likelihood of being the next purchase.

Input:
Purchase History:
1st: Canon PowerShot S100 2MP Digital ELPH Camera Kit with 2x Optical Zoom. Electronics. Camera & Photo. Canon.
2nd: WD Red 8TB NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 128MB Cache 3.5 Inch - WD80EFZX. Electronics. Computers & Accessories. Western...

Options:
A: 4MP HD Wireless Camera,Foscam R4 Indoor Home Security Camera WiFi PTZ w/Free APP/Cloud/2-Way Audio/Motion/Sound Sensor/Pan/Tilt/Night Vision, Onvif/Chrome/Firefox/IE. Electronics. Camera & Photo. Foscam.
B: Sony BC-U2 Replacement Dual Channel Battery Charger with LCD Display for BP-U30, BP-U60, and BP-U90 Camcorder Batteries. Electronics. Camera & Photo. KAPAXEN.
C: Emopeak Clear Crystal Ball 80mm. Home & Kitchen. Home Dcor. Emopeak.
D: Mountainsmith Apex 80 Backpack. Sports & Outdoors. Outdoor Recreation. Mountainsmith.
E: Keystone Insert, White, RCA Female Coupler (Yellow RCA). Electronics. Accessories & Supplies. CableWholesale.
F: Housmile Ultra Bright Rechargeable LED Camping and Emergency Lantern, Mini Tent Light with 3000 mAH Output, Perfect for Charging Backpacking Hurricanes Hiking Fishing. Sports &...
G: Premium Christmas Foam Lined Padded Wreath Keeper Bag with Direct-Suspend Removable Handle Size: 9" H x 60" W x 60" D. Home & Kitchen. Storage...
H: Axiom Atlas 4.5 Handlebar Bag, Grey/Black. Sports & Outdoors. Outdoor Recreation. Axiom.
I: The Mighty Putter Clip Holder for Golf Bag. Sports & Outdoors. Sports & Fitness. Horne Golf.
J: Maxtor 6L250R0 DiamondMax 10 250GB 3.5 Internal Hard Drive. Electronics. Computers & Accessories. Maxtor.
K: Wacom Bamboo Feel Stylus for Microsoft Surface Pro 1 and 2 and tablets with Feel technology. Electronics. Computers & Accessories. Wacom.
L: 3G JUICE NEW 3Gjuice's the Finally There Cable - With Otterbox Support AND Bumper Case support. Electronics. Portable Audio & Video. 3GJUICE.
M: Garmin 72H Waterproof Handheld GPS with High-Sensitivity. Electronics. GPS, Finders & Accessories. Garmin.
N: BPA Free TURKEY FRYER DEEP FRY Cooking Vegetable Oil Filter Transfer Reuse Recycle Pump. Home & Kitchen. Kitchen & Dining. TERA PUMP.
O: Hydrapak Hydrafusion Insulated Tube Kit. Sports & Outdoors. Outdoor Recreation. Hydrapak.
P: Krafty Kids CW607 24/pkg  1.88" Clothespins Colored Craftwood. Home & Kitchen. Storage & Organization. Krafty Kids.
Q: Leather Style Flip Case for 80/120/160 Gb Ipod Classic (Black). Electronics. Portable Audio & Video. ELECTROPLUS.
R: OMOTON Ultra-Slim Bluetooth Keyboard for Android, Black. Electronics. Computers & Accessories. OMOTON.
S: Rexing V1 Car Dash Cam 2.4" LCD FHD 1080p 170° Wide Angle Dashboard Camera Recorder with G-Sensor, WDR, Loop Recording. Electronics. Car & Vehicle Electronics...
T: Ganz Studio 101 4-Piece Measuring Spoon, Cupcake. Home & Kitchen. Kitchen & Dining. Ganz.


assistant
Answer: A