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: The user's purchase history implies her preferences. Rank the items in the options based on the user's preferences. Output the item that the user is most likely to purchase next from the options.

Input:
Purchase History:
1st: Neewer Universal Aluminum 15mm Rail Rod Support System High Riser DSLR Camera Mount Baseplate 9.8"/25cm Long with 1/4" Screw Quick Shoe Plate for Follow Focus...
2nd: LP-E10 Battery (2) Extended Life Li-Ion Batteries for Canon EOS Rebel T3 T5 T6 Kiss X50 Kiss X70 EOS 1100D EOS 1200D EOS 1300D Digital...
3rd: Neewer Follow Focus CN-90F with Gear Ring Belt for DSLR Cameras of 65mm-103mm Lens Diameter Such as Nikon,Canon,Sony DV/Camcorder/Film/Video Cameras,Fits 15mm Rod Mounts,Shoulder Supports. Electronics...
4th: eCostConnection Elite Series 3.4x Magnification Adjustable Lock-In-Place LCD Viewfinder Fits Most 3" LCD Screens for Canon, Nikon, Pentax, Sony DSLR & Microfiber Cloth. Electronics. Camera...
5th: Selens 32 in (80cm) 5-in-1 Round Reflector with Handle for Photography Photo Studio Lighting & Outdoor Lighting. Electronics. Camera & Photo. Selens.
6th: Neewer 2 Yard x 60 Inch/1.8M x 1.5M Nylon Silk White Seamless Diffusion Fabric for Photography Softbox,Light Tent and Lighting Light Modifier. Electronics. Camera &...
7th: Professional 67MM Vivitar UV CPL FLD Lens Filters Kit and Altura Photo ND Neutral Density Filter Set. Photography Accessories Bundle for Canon and Nikon Lenses...
8th: Fotodiox Lens Mount Adapter - Nikon Nikkor F Mount D/SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body. Electronics. Camera & Photo. Fotodiox.
9th: Sunshine-tipway 2-port USB 3.0 Pci-e Express Card with 4-pin Power Connector for Desktops + 5.25 Inch 2 Port Usb 3.0 Front Panel. Electronics. Computers &...

Options:
A: Griffin iTrip FM Transmitter for iPod and iPhone. Electronics. Portable Audio & Video. Griffin Technology.
B: Hifonics Brutus BRZ1200.1D D-Class Mono Block 1 x 450 @ 4 OHMS, 1 x 900 @ 2 OHMS, 1 x 1200 @ 1 OHM. Electronics...
C: Zoom Stik® Caster Board / Skateboard - Light Up Wheels! - June 2016 (Green). Sports & Outdoors. Outdoor Recreation. Elama.
D: New AC Power Adapter/Battery Charger for Dell Latitude. Electronics. Computers & Accessories. CBD®.
E: BonJour Coffee Glass and Stainless Steel Manual Milk Frother, 16-Ounce, Caffe Froth Maximus. Home & Kitchen. Kitchen & Dining. BonJour.
F: Perfect Fit Serta | Slip-Resistant Form Fitting Recliner Slipcover, Lightweight Ultra Durable Stretch Grid Fabric (Chocolate, 4-Piece). Home & Kitchen. Home Dcor. Perfect Fit.
G: High Frequency Coaxial Rg6 Keystone F-Connector F81 Dual Jack Wall Plate Duplex White Cable TV. Electronics. Accessories & Supplies. Perfect Vision.
H: Black Golf Zipper Head Covers Driver 1 3 5 Fairway Woods Headcovers Metal Neoprene Traditional Plain Protective Covers Fits All Fairway Clubs and Drivers up...
I: Tripp Lite Universal Reversible USB 2.0 Hi-Speed Cable (Right / Left Angle Reversible A to B M/M) 3-ft.(UR022-003-RA). Electronics. Accessories & Supplies. Tripp Lite.
J: Oven Liner Heavy-Duty Non-Stick Oven Liner Ideal for Gas and Electric Ovens Easy to Clean and Reusable. Home & Kitchen. Kitchen & Dining. Carol Wright...
K: Anyana sugar edible giant flower lace cake silicone Embossing Mat Texture fondant impression lace mat decorating mold gum paste cupcake topper tool icing candy imprint...
L: Speedo Begin to Swim Fabric Arm Band. Sports & Outdoors. Sports & Fitness. Speedo.
M: Tache 5 Piece 100% Cotton Floral Blue Bell Garden Bedspread Quilt Set, Full. Home & Kitchen. Bedding. Tache Home Fashion.
N: Unicorn Porcelain Salt & Pepper Shaker Set. Home & Kitchen. Kitchen & Dining. Streamline.
O: Neewer Professional Curved Tips DSLR Camera Lens Spanner Wrench Repairing Opening Tool Stainless Steel for Most DSLR Cameras. Electronics. Camera & Photo. Neewer.
P: QuakeKare Deluxe Pandemic Flu Kit (Large). Sports & Outdoors. Outdoor Recreation. QuakeKare.
Q: HEAD Men's Powerhouse Compression Top. Sports & Outdoors. Sports & Fitness.
R: Sea Current Clear Glass Pitcher with Lid, 1.9 Quart. Home & Kitchen. Kitchen & Dining. Red Co.
S: Sports Sensors Swing Speed Radar with Tempo Timer . Sports & Outdoors. Sports & Fitness. Sports Sensors, Inc.
T: Sony AC-VQ900AM AC/DC Adapter and Battery Charger for Sony Alpha Digital SLR Camera. Electronics. Camera & Photo. Sony.


assistant
Answer: O