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: AGPtek 6 Pack Battery Flameless Led Tea Light Candle Realistic flickering Bulb with Time for Seasonal Festival Celebration, Electric Fake Candle in White and Wave...
2nd: Mystique Flameless Candle, Ivory 1.5" Tea Lights, Set of 2, Plastic Candle With Realistic Flickering Wick, Battery Operated, By Boston Warehouse. Home & Kitchen. Home...

Options:
A: Creative Zen 4 GB Portable Media Player (Black). Electronics. Portable Audio & Video. Creative Labs.
B: 10-inch Paddle Grater - Strong, Sharp Metal Grater Is Attached to a Sturdy Plastic Handle - Easily Grate Cheese, Vegetables and Other Foods - Order...
C: Biwin 512GB Cache SSD 2.5" 7mm SATA III 6Gb/s Internal Solid State Drive with Read (Max) 561 MB/s for Laptop Desktop All-in-one PC POS Server...
D: Malden International Designs Sebring Silver Pearls Picture Frame, 5x7, Silver. Home & Kitchen. Home Dcor. Malden International Designs.
E: Godinger Mirrored Jewelry Box, Large. Home & Kitchen. Home Dcor. Godinger.
F: Tri Flow Dry Lube (2 Oz Drip Bottle). Sports & Outdoors. Outdoor Recreation. Tri-Flow.
G: RCAVH606WHR - RCA VH606WHR RG6 Coaxial Cable (6ft; White). Electronics. Accessories & Supplies. RCA.
H: Carnevale Colored Stemless Wine/Beverage Glasses, 11.75 Ounce - Set of 6. Home & Kitchen. Kitchen & Dining. Red Co.
I: FilterStream H-100 DirtTamer Hand-Held Vacuum HEPA Filter. Home & Kitchen. Vacuums & Floor Care. DirtTamer.
J: Cobra Deluxe Over-the-Head Bluetooth Headset with Boom Mic and T5 Sonance Noise Cancellation Technology - Bluetooth Headset - Retail Packaging - Black. Electronics. Computers &...
K: Oceanstar 2-Tier Bamboo Shoe Rack. Home & Kitchen. Storage & Organization. Oceanstar.
L: Hughapy Purple Non Slip Microfiber Carpet/Doormat / Floor mat/Bedroom / Kitchen Shaggy Area Rug Carpet (23.6"x 15.7"). Home & Kitchen. Home Dcor. Hughapy.
M: Vitamix Mini Tamper for 32 oz and 48 oz Vitamix containers Only. Home & Kitchen. Kitchen & Dining. Vitamix.
N: HDE Metallic Rechargeable Wireless Bluetooth Bass Speaker for Streaming Music (Black). Electronics. Portable Audio & Video. HDE.
O: Sapphire Radeon R9 270X 4GB GDDR5 DVI-I/DVI-D/HDMI/DP Dual-X with Boost and OC version PCI-Express Graphics Card 11217-04-20G. Electronics. Computers & Accessories. Sapphire Technology.
P: Powerextra 12V 2350mAh Replacement Canon NP-E3 NI-MH Battery Pack For Canon EOS-1D EOS-1D Mark II EOS-1D Mark II N EOS-1DS Camera. Electronics. Camera & Photo...
Q: LPGI Queen Crown Fabric Poster, 30 by 40-Inch. Home & Kitchen. Wall Art. LPGI.
R: SanDisk 8 GB microSDHC Card with SD Adapter. Electronics. Computers & Accessories. SanDisk.
S: United States Kitchen Stainless Steel Milk Frother. Home & Kitchen. Kitchen & Dining.
T: Famous Surf Supply Famous Surf Rack, Black. Sports & Outdoors. Outdoor Recreation. Famous Surf Supply.


assistant
Answer: S