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: XBXI 3 Pack (Violet *1,Blue *1,White *1 ) 2-Functions Stylus Pen for Apple iPhone 4 3G 3GS. Electronics. Computers & Accessories. Generic.
2nd: For Apple Ipad 2 New Premium Reusable Screen Protector with Cleaning Cloth (pack of 3). Electronics. Computers & Accessories. Generic.
3rd: Luvvitt® DOLCE Slim-fit Smart Cover Companion / Compatible TPU Case (BACK COVER only) for iPad 4 & iPad 3 & iPad 2 - Transparent Blue...

Options:
A: 3dfx Voodoo5 5500 AGP. Electronics. Computers & Accessories. 3dfx.
B: Zinus 12 Inch Compack Bed Frame / For Box Spring & Mattress Sets / Extra High / Bed Risers not needed, Cal King. Home &...
C: ecoShell ® Aluminum Bluetooth Keyboard Case Stand for Apple iPad 2 16GB 32GB 64GB [Silver Exterior with White Keys. Electronics. Computers & Accessories. ecoShell.
D: Richland 3" X 9" Hand Poured Red Pillar Candle. Home & Kitchen. Home Dcor. Richland.
E: YogaRat Yoga Blocks: One or Two Block Sets, Solid or Two Tone Color, Lightweight, Comfortable EVA Closed Cell Foam 9" x 6" x 4". Sports...
F: Ikea, Mysig Bed Canopy, Light Blue (Light Blue, 1). Home & Kitchen. Bedding. IKEA.
G: 2X6 Matrix Speaker Selector Switch Switcher Volume Level Control, 2-AMP 6-ZONE 900-Watt. Electronics. Accessories & Supplies. SPECIALTY-AV.
H: SafeHouseware 15 Inches Bamboo Magnetic Knife Strip or Magnetic Knife Holder Magnetic Bar A New Upgrade, Stronger Magnetic Force. Home & Kitchen. Kitchen & Dining...
I: Fox Run 4458 Heart Cake Pan, 8-Inch, Preferred Non-Stick. Home & Kitchen. Kitchen & Dining. Fox Run.
J: Mpow Pro Trucker Bluetooth Headset/Cell Phone Headset with Microphone, Office Wireless Headset, Over the Head Earpiece, On Ear Car Bluetooth Headphones for Cell Phone, Skype,...
K: UpBright 5V AC/DC Adapter For HSN RCA 11 Maven Pro RCT6213W87 DHT235A Mygotv AMOLED DHT235D RCT6077W2 RCT6077W22 RCT6272W23 RCT6873W42 RCT6873W42KC DHT235C W1162 W116 W101 V2...
L: Perko 1190DP0CHR 12V Marine Watertight Deck Connection. Sports & Outdoors. Sports & Fitness. Perko.
M: Tenqa REMXD On-Ear Wireless Bluetooth Headphones with Mic, Black. Electronics. Headphones. Tenqa.
N: Magellan 980806 Roadmate Carrying Case. Electronics. GPS, Finders & Accessories. Magellan.
O: Flame Art Glass Hand Blown Glass Elephant Family Figurines with Beveled Display Mirror, Clear. Home & Kitchen. Home Dcor. Flame Art Glass.
P: The Total Body Support Pillow. Home & Kitchen. Bedding.
Q: DeepCool CPU Liquid Cooler (Captain 240 EX White). Electronics. Computers & Accessories. DEEPCOOL.
R: Texsport Deluxe Inflatable Airbed Mattress. Home & Kitchen. Bedding. Texsport.
S: Fotasy Rain Snow Protector Cover for Canon Nikon Sony Pentax Olympus DSLR. Electronics. Camera & Photo. Fotasy.
T: Pfaltzgraff Eclipse Blue 16-Piece Stoneware Round Dinnerware Set. Home & Kitchen. Kitchen & Dining. Pfaltzgraff.


assistant
Answer: C