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 the items in options and predict the user's next purchase from the listed options by analyzing her historical purchases.

Input:
Purchase History:
1st: Intel Core 2 Duo E6400 Dual-Core Processor, 2.13 GHz, 2M L2 Cache, LGA775. Electronics. Computers & Accessories. Intel.
2nd: ASUS P5N-E SLI LGA775 Nvidia 650i DDR2-800 ATX Motherboard. Electronics. Computers & Accessories. Asus.
3rd: PNY Nvidia GeForce 7900 GS 256MB GDDR3 PCI Express Graphics Card. Electronics. Computers & Accessories. PNY.
4th: Western Digital WD2500KSRTL Caviar SE16 250 GB SATA 3.5-Inch Hard Drive Kit. Electronics. Computers & Accessories. Western Digital.

Options:
A: Pillowtex Quallofil Queen 2-Pillow Set. Home & Kitchen. Bedding. Pillowtex.
B: ELEGANT VOILE SHEER PANEL BLACK - 55X90. Home & Kitchen. Home Dcor. Sheer Voile Panel.
C: Autumn Wind-Spinners (asstd designs) Party Accessory  (1 count) (1/Pkg). Home & Kitchen. Event & Party Supplies. Beistle.
D: HIDIZS AP60 Pro Lossless Music Player Bluetooth Mp3 Player Portable High Resolution Digital Audio Player (black). Electronics. Portable Audio & Video. HIDIZS.
E: Full Size Ultimate Dreams Budget Saver Plush. Home & Kitchen. Bedding. Dreamfoam Bedding.
F: GSI Outdoors 18201 Enamelware 1.75-Quart lidded Pot, qt, Blue. Home & Kitchen. Kitchen & Dining. GSI Outdoors.
G: Large Beveled Scalloped Edge Rectangular Wall Mirror | 1 inch Bevel Curved Corners Rectangle Mirrored Glass Panel for Vanity, Bedroom, or Bathroom Hangs Horizontal &...
H: Progressive Portion Pro Dropper. Home & Kitchen. Kitchen & Dining. Progressive.
I: E-MART 3.5M 30 LED Battery Operated Christmas Wedding Fairy String Lights,white - US SHIPPING. Home & Kitchen. Seasonal Dcor. EMART.
J: Sleep Innovations Anti-Snore Memory Foam Pillow. Home & Kitchen. Bedding. Sleep Innovations.
K: iPerfect Lifestyle Infuser Water Bottle - Made with Commercial Grade Tritan - Recipe Ebook INCLUDED. Sports & Outdoors. Sports & Fitness. iPerfect Kitchen.
L: Memorex Alarm Clock Jumbo 1.2" LCD Display Full-Range speakers with FM radio with Dual 2x USB Charging + Aux line-in connection (Certified Refurbished). Electronics. Home...
M: Yr.seasons Set of 4, Elastic Sheet Grippers Fasteners Suspenders Straps (set of 8). Home & Kitchen. Bedding.
N: Reed & Barton Flatware Chest Mahogany Finish Brown Tarnish Proof Fabric Lining Brass Lid Hardware. Home & Kitchen. Kitchen & Dining. Reed & Barton.
O: Toshiba Encore WT8-A32M 8-Inch 32 GB Tablet. Electronics. Computers & Accessories. Toshiba.
P: Nikon Coolpix L10 5MP Digital Camera with 3x Optical Zoom. Electronics. Camera & Photo. Nikon.
Q: Perfect Life Ideas Ironing Pad Blanket and Iron Rest – 20 x 30 inches Hot Iron Mat Pad for Table Top or Countertops with Heat...
R: Under Armour Men's Alter Ego Iron Man Compression Leggings. Sports & Outdoors. Sports & Fitness.
S: POSTER STOP ONLINE Justice League Of America - DC Comics Poster (The Heroes - Superman, Batman, Green Lantern, Wonder Woman, Flash.) (Size: 24" x 36")...
T: Neewer Lens Mount Adapter for Nikon F Lens to Canon EOS EF, EF-S Mount Camera Such as EOS 7D, 5D, 60D, Rebel T3 and More...


assistant
Answer: P