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: Samsung LN40A650 40-Inch 1080p 120Hz LCD HDTV with RED Touch of Color. Electronics. Television & Video. Samsung.
2nd: Delkin Devices LCD COVER SNAP-ON NIKON D50 ( DND50-S ). Electronics. Camera & Photo. Delkin.
3rd: mophie mueva wraptor bevy for iPod shuffle 2G (Blue). Electronics. Portable Audio & Video. mophie.
4th: Sony ICFP26 Portable AM/FM Radio. Electronics. Portable Audio & Video. Sony.
5th: GUNNAR Gaming and Computer Eyewear/Sheadog, Amber tint - patented lens, reduce digital eye strain, block 65% of harmful blue light. Electronics. Computers & Accessories. Gunnar...

Options:
A: KnuKonceptz TCA 12 Gauge Speaker Wire Cable - 50 Feet. Electronics. Accessories & Supplies. KnuKonceptz.
B: Lenovo S41 14 Inch Laptop (Intel Core i7, 8 GB, 1TB HDD, Black). Electronics. Computers & Accessories. Lenovo.
C: MPD Digital 50 ft Ham / CB Radio Antenna Coax LMR-400 50 ohm Coaxial Cable Antenna Transmission Line PL-259 Connectors MADE IN THE USA. Electronics...
D: Panasonic SC-PT660 5 DVD Home Theater System. Electronics. Television & Video. Panasonic.
E: Sorbus Coffee Pod K- Cup 35 Cup Capacity. Home & Kitchen. Kitchen & Dining. Sorbus.
F: KleenWater AP431 Aqua-Pure Compatible Filter, KW431 Hot Water System Protector Replacement Cartridge for The AP430SS, 3 Pack. Home & Kitchen. Kitchen & Dining. KleenWater.
G: Dwellbee Rustic Wood Utensil Holder and Gardening Tote (Antique Walnut). Home & Kitchen. Kitchen & Dining. Dwellbee.
H: Green Floral Crafts 36" Bamboo Cylinder Floor Vase, Branches & Botanicals (Poles Not included) -Natural Bamboo. Home & Kitchen. Home Dcor. Green Floral Crafts.
I: Kenda Kwest Tire with Wire Bead, 24 x 1.50-Inch. Sports & Outdoors. Outdoor Recreation. Kenda.
J: FastFerment Conical Fermenter 7.9 Gallon  HomeBrew Kit  BPA Free Food grade Primary Carboy Fermenter: Beer Brewing, Wine Fermentation or a Hard Cider brewing...
K: MBI 8X Double Layer 8.5 GB AQUASHIELD White Inkjet Hub Printable GLOSSY DVD+R's 45-Pak in Cakebox. Electronics. Accessories & Supplies. MBI.
L: AqtivAqua Wide View Swim Goggles || Swim Workouts ~ Open Water || Indoor/Outdoor Line. Sports & Outdoors. Sports & Fitness. AqtivAqua.
M: JLA Home Madagascar Bright Zebra Microfiber Mini Comforter Set, Twin, Black. Home & Kitchen. Bedding. JLA Home INC.
N: Beistle 54533 Straw Tablecover, 54 by 108-Inch, Multicolor. Home & Kitchen. Event & Party Supplies. Beistle.
O: Purist Hydroflo for Bike Hugger. Sports & Outdoors. Sports & Fitness. bikehugger.
P: Coby CVEM87 Stereo Earphones with Microphone for iPhone - Black. Electronics. Headphones. Coby.
Q: Kingston Technology HyperX Blu 2 GB 2 Not a kit (Single) 1600 (PC3 12800) 240-Pin DDR3 SDRAM KHX1600C9D3B1/2G. Electronics. Computers & Accessories. Kingston Technology.
R: 1 X Spiderman Plastic Trash Can. Home & Kitchen. Home Dcor. Marvel.
S: Logitech V200 Cordless Mouse - Silver (931379-0403). Electronics. Computers & Accessories. Logitech.
T: Sabrent 22AWG USB 2.0 Extension Cable - A-Male to A-Female [Black] 3 Feet (CB-2030). Electronics. Computers & Accessories. Sabrent.


assistant
Answer: S