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: Video Lighting Kit Photo Studio Kit 2000 Watt Continuous Portrait studio lighting kit with Carrying Case - 2 light stands, 2 softboxes, 2 Light Heads...
2nd: Lenmar LIP540 Lithium-ion Camcorder Battery Equivelent to the Panasonic CGR-D54 and CGA-D54s Batteries. Electronics. Camera & Photo. Lenmar.
3rd: New Mitsubishi/Toshiba 4719-001997 DLP Chip 1910-6143W. Electronics. Accessories & Supplies. Mitsubishi.
4th: Earbuds,Sport HIFI In-Ear Earbuds Heaphones Headset Earphones with Noise Isolating Headset Magnet Attraction Earphones with Mic and Volume Control (Black). Electronics. Headphones. KYHOTBOX.
5th: AILIHEN SE-01 Sport Sweatproof Earphones Headphones with Microphone for Running Gym,In Ear Earbuds for iPhone iPod iPad Laptop Mac Tablets (Black). Electronics. Headphones. AILIHEN.
6th: XSKN Adobe Premiere Shortcuts Keyboard Skin Silicone Hotkeys Keyboard Cover for Macbook Air 13 & Macbook Pro 13 15 17, Retina (US / European ISO...
7th: ELENKER Portable Mini Clip-On USB Powered Stereo Multimedia Speaker Soundbar for Laptop Notebook Computer PC Tablets. Electronics. Computers & Accessories. ELENKER.

Options:
A: American Flat Start Each Day with A Grateful Heart Pillow by Brett Wilson, 16" x 16". Home & Kitchen. Bedding. Americanflat.
B: Guardline Wireless Driveway Alarm- Top Rated Outdoor Weather Resistant Motion Sensor & Detector- Best DIY Security Alert System- Stay Safe & Protect Home, Outside Property,...
C: HomCom Adjustable Mesh High Back Computer Desk Office Task Chair w/Headrest - Black. Home & Kitchen. Furniture. HOMCOM.
D: Fox Mens Dirtpaw Race Glove. Sports & Outdoors. Outdoor Recreation. Fox.
E: Gumdrop Cases Hideaway Stand for Dell Venue 8 Pro 5830 Rugged Tablet Case Shock Absorbing Cover Light Blue/Royal Blue 5830. Electronics. Computers & Accessories. Gumdrop...
F: MapofBeauty 18" Three Colors Fashion Three Braided Rope Tornado Necklace.  MapofBeauty.
G: Bormioli Rocco Fido Square Jar with Blue Lid, 0.5 Liter. Home & Kitchen. Kitchen & Dining. Bormioli Rocco.
H: Your Heart's Delight Canning Jar with Pump, 3-Inch. Home & Kitchen. Home Dcor. Your Heart's Delight.
I: Eathtek Replacement DC Power Jack Harness for Toshiba C655D 6017b0258101 series. Electronics. Computers & Accessories. Eathtek.
J: Bobble PLUS, reusable water bottle, filtration water bottle, infuse water bottle, carbon filter water bottle, BPA-Free water bottle, dishwasher safe, Tritan bottle, 20 fl oz...
K: Xtreme Comforts Slim Hypoallergenic Shredded Memory Foam Standard Bamboo Pillow with Cover. Home & Kitchen. Bedding. Xtreme Comforts.
L: NexStar External 3.5" Hard Drive Enclosure. Electronics. Computers & Accessories. Vantec.
M: ONEPACK Headlamp, 4 Modes LED Headlight with Rechargeable Batteries, Adjustable Headband, Best Head Lights for Camping Running Hiking Fishing, Gifts. Sports & Outdoors. Outdoor Recreation...
N: ORE International 14-Inch Mahogany Key Holder Rack. Home & Kitchen. Storage & Organization. ORE.
O: KitchenArt 10002 Adjust-A-Rack, Stores 24 Items, White. Home & Kitchen. Kitchen & Dining. Fox Run.
P: Queen Size Bi-Fold Folding Bed Frame. Home & Kitchen. Furniture. PRGAME BED.
Q: Garmin Carrying Case for the 500 & 550 GPS. Electronics. GPS, Finders & Accessories. Garmin.
R: Miele Active AirClean 30 Filter. Home & Kitchen. Vacuums & Floor Care. Miele.
S: Hampton Nautical Wooden Rustic Blue Triple Anchor Set, 7". Home & Kitchen. Home Dcor. Hampton Nautical.
T: Eforgift Purple Floral Fabric Shower Curtain Polyester No More Water Girls Molds Resist Curtain for Shower Fade Resistant with Anti-Rust Grommets and 12 Hooks, Standard...


assistant
Answer: B