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: Based on the user's historical purchases, rank the items in options and predict the next product of the user's interest from the provided options.

Input:
Purchase History:
1st: eForCity Leather Hand Grip Strap Compatible with Nikon D5000 D5100 D7000 D90. Electronics. Camera & Photo. eForCity.
2nd: HP ENVY DV7-7212nr Quad Edition mSSD Windows 8 Notebook PC; 16GB RAM Upgrade. Electronics. Computers & Accessories. HP.
3rd: Pawtec External USB 3.0 Aluminum 8X DVD-RW Writer Optical Drive with Lightscribe (Silver). Electronics. Computers & Accessories. Pawtec.
4th: Hand Held Diffuser Translucent Diffuser Softbox 32-Inch by Fancierstudio RE2014W. Electronics. Camera & Photo. Fancierstudio.
5th: Samsung NX2000 20.3MP CMOS Smart WiFi Mirrorless Digital Camera with 20-50mm Lens and 3.7" Touch Screen LCD (White) (Discontinued by Manufacturer). Electronics. Camera & Photo...
6th: IVSO KeyBook Bluetooth Keyboard Case for Kindle Fire HDX 7 Tablet - will only fit Kindle Fire HDX 7 (Black). Electronics. Computers & Accessories. Gambolex.
7th: CaseCrown Bold Standby Pro Case (Purple) for iPad 4th Generation with Retina Display, iPad 3 & iPad 2 with Sleep / Wake, Hand Grip, Corner...
8th: LotFancy 12R-2697-S Angle Adjustable Cooling Pad for 11-17'' Laptop, Cooler with Five Quiet Fans and LED Lights. Electronics. Computers & Accessories. LotFancy.
9th: AILUN Screen Protector Compatible with iPad Pro,[12.9 inch](2015 and 2017 Model),Premium Tempered Glass,[Apple Pencil Compatible] Ultra Clear,Anti-Scratches,Case Friendly. Electronics. Computers & Accessories. AILUN.
10th: Apple Pencil Case Holder Skin Pocket Sleeve Cover for iPad Pro (Black). Electronics. Computers & Accessories. MiniSuit.

Options:
A: SPY HIDDEN MICRO CAMERA CCTV CAR REMOTE KEY STYLE. Electronics. Camera & Photo. Toto.
B: BenQ MX660P 3000 Lumen DLP XGA Projector. Electronics. Video Projectors. BenQ.
C: Tablecraft HE5613 Bagel Cutter with Firm Grip, Black. Home & Kitchen. Kitchen & Dining. Tablecraft.
D: Wireless Mouse Sports Car Shaped Optical Ergonomic Computer Mouse with Adjustable DPI Scroll Wheel and USB Receiver (California Red). Electronics. Computers & Accessories. HDE.
E: Opinel N Degree9 Stainless Steel Knife, 9 Blade. Sports & Outdoors. Outdoor Recreation. Opinel.
F: Kitchen Essentials Silicone Egg Poachers. Home & Kitchen. Kitchen & Dining. Kitchen Essentials.
G: Howard Elliott 510-225 Scroll Puff Ottoman with Titanium Frame, Bella Pewter. Home & Kitchen. Furniture. Howard Elliott Collection.
H: Pentax K-S1 SLR Lens Kit with DA L 18-55 mm Lens (White). Electronics. Camera & Photo. Pentax.
I: Pyrex Smart Essentials 8-Piece Mixing Bowl Set With Free Bakers Secret Spatula (Bundle) by World Kitchen. Home & Kitchen. Kitchen & Dining. World Kitchen.
J: Nostalgia ICMP200PIST 2-Quart Electric Ice Cream Maker. Home & Kitchen. Kitchen & Dining. BUNN.
K: Talking Tables Frills & Frosting Lollipop Cakestand for a Tea Party or Birthday, Multicolor. Home & Kitchen. Kitchen & Dining. Talking Tables.
L: Duck Brand 393075 Original Grip Easy Liner Non-Adhesive Shelf Liner, 20-Inch x 7-Feet, Taupe. Home & Kitchen. Kitchen & Dining. Duck.
M: EC Technology® USB 3.0 10-Port Hub with 7 Standard USB 3.0 Ports and 3 Super USB Charging Ports (2 x 1A + 1 x 2.1A)...
N: Augason Farms Vegetable Stew Blend - 18 Lb. Pail 388 - 1/4 Cup Servings. Sports & Outdoors. Outdoor Recreation. Proteove.
O: Pipedream Bachelorette Party Favors Cheers Bitches Party Banner. Home & Kitchen. Event & Party Supplies. Pipedream.
P: Parts Express 2.5mm Stereo Plug to 3.5mm Stereo Jack Adapter. Electronics. Accessories & Supplies. Parts Express.
Q: Sabrent 2.5-Inch SATA to USB 2.0 External Hard Drive Enclosure (EC-UST25). Electronics. Computers & Accessories. Sabrent.
R: PRO-SHOT Gun Brush, Bronze Bristles, Double Ended, Clam Pack. Sports & Outdoors. Sports & Fitness. Pro Shot Gun Care.
S: Cold Steel (CS62KGCM-BRK) Rajah III Plain BD1 Steel Stone Wash, Black. Sports & Outdoors. Sports & Fitness. Cold Steel.
T: JBL Charge 3 Waterproof Portable Bluetooth Speaker (Blue). Electronics. Portable Audio & Video. JBL.


assistant
Answer: T