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: Given the products the user has purchased in history, rank the items in the listed options and output the item that the user is most likely to purchase next. Answer from one of the options.

Input:
Purchase History:
1st: APC Back-UPS Pro 700VA UPS Battery Backup & Surge Protector (BR700G). Electronics. Computers & Accessories. APC.
2nd: D-Link DCS-5010L Pan & Tilt Wi-Fi Camera (Black). Electronics. Camera & Photo. D-Link.
3rd: Belkin Screen Cleaning Kit. Electronics. Accessories & Supplies. Belkin.

Options:
A: BARSKA 10X50 Colorado Porro Binoculars. Electronics. Camera & Photo. BARSKA.
B: RoadKing RK100 Wired Hands Free Noise Cancelling Headset. Electronics. Headphones. RoadKing.
C: EMTEC Animal Series Aquarium 8 GB USB 2.0 Flash Drive, Penguin. Electronics. Computers & Accessories. Emtec Electronics.
D: Reverse SMA to "PL-259" Adapter Cable Female/Female for Wouxun Baofeng. Electronics. Accessories & Supplies. MPD Digital.
E: Sharp R-410LK Carousel 1-2/5-Cubic-Foot Family-Size Microwave Oven, Black. Home & Kitchen. Kitchen & Dining. BUNN.
F: Estilo 100% Acrylic Cotton Ball and Swab Holder and Dispenser, Canister for Cotton Balls and Swabs. Home & Kitchen. Storage & Organization. Estilo.
G: Eathtek Replacement Keyboard for ACER Aspire 7740 8935 7736Z 5542 7540 5538G series Black US Layout. Electronics. Computers & Accessories. Eathtek.
H: Leupold 119688 Delta Point Pro Reflex Dot Sight (Matte, 2.5 MOA). Sports & Outdoors. Sports & Fitness. Leupold.
I: Escam K108 Mini NVR Onvif 8 Channel 1080p/960p/720p Portable Network Video Recorder Support Onvif 3g Wififor for Ip Cameras. Electronics. Security & Surveillance. China.
J: NEW 16GB 4x4GB Apple iMac (21.5 and 27-inch, Late 2009). Electronics. Computers & Accessories. Samsung.
K: eWing Womens Winter Snow, Ski, Snowboard, Cold Weather Gloves with Thinsulate. Sports & Outdoors. Outdoor Recreation. eWing.
L: APC UPS Battery Backup & Surge Protector, 650VA, APC Back-UPS (BE650G1). Electronics. Computers & Accessories. APC.
M: Custom Accessories 25211 Plastic Easel Stand Digital Clock, Black. Home & Kitchen. Home Dcor. Custom Accessories.
N: Teak Cutting Board - Rectangle Butcher Block With Hand Grip ( 20 x 15 x 1.5 in.) - By Teakhaus. Home & Kitchen. Kitchen &...
O: Onyx Stainless Steel 14.1" Rectangle Baking Dish. Home & Kitchen. Kitchen & Dining. Onyx.
P: DECORA 3.5inch Round White Lace Paper Doilies for Wedding Tableware Decoration, 100-Pack. Home & Kitchen. Kitchen & Dining. DECORA.
Q: Logitech AnyAngle Protective Case & Stand for iPad Mini 1/2/3 - Violet. Electronics. Computers & Accessories. Logitech.
R: MyGift Wall Mounted Clear Acrylic 12 Compartment Organizer Rack/Freestanding Kitchen Bathroom Counter Shelf. Home & Kitchen. Kitchen & Dining. MyGift.
S: Optical Audio Switcher - Rerii 3x1 3 input 1 output Digital Optical Audio Switcher Toslink Selector Switch, Compatible with Fiber Optic Cables, HDTV, Blu-ray DVD...
T: Parblo A610 Graphic Drawing Tablet 10" x 6" 2048 Levels Pressure Pen Tablet with Wool Felt Liner Bag and Anti-fouling Glove. Electronics. Computers & Accessories...


assistant
Answer: L