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: Nikon AF FX NIKKOR 14mm f/2.8D ED Ultra Wide Angle Fixed Zoom Lens with Auto Focus for Nikon DSLR Cameras. Electronics. Camera & Photo. Nikon.
2nd: Nikon N75 35mm SLR Camera (Body Only). Electronics. Camera & Photo. Nikon.

Options:
A: Kitchen Rug Set Runner Mat Floor Mats Bathroom Rugs Soft Doormat with White Dot for Bedroom Living Room (19.7" x 31.5"-Pink-80). Home & Kitchen. Bath...
B: Kershaw Camp 12 Full Tang Knife (1072X); 12-inch Fixed High-Performance 65MN Steel Blade With Black-Oxide Finish and Glass-Filled Nylon Handle, Lightweight Blade Guard, 16.8 oz...
C: abigai Hummingbirds and Butterflies Gathering Honey Pink Custom Printed Waterproof fabric Polyester Bath Curtain Bathroom Decor Shower Curtain 66"(w) x 72"(h). Home & Kitchen. Bath...
D: Belkin PureAV HDMI to HDMI Cable (Supports Amazon Fire TV and other HDMI-Enabled Devices), 12 Feet. Electronics. Accessories & Supplies. Belkin.
E: Schrade SCH401LALBK Large Liner Lock Folding Knife Drop Point Blade Black Aluminum Handle. Sports & Outdoors. Sports & Fitness. Schrade.
F: UOOPOO Cotton Linen Decorative Pillowcase Throw Pillow Cushion Cover the Beatles Head Square 18". Home & Kitchen. Bedding. UOOPOO.
G: Canon EOS 6.3MP Digital Rebel Camera (Body Only). Electronics. Camera & Photo. Canon.
H: MyGift Decorative Black Metal Erasable Mini Chalkboard Hanging Sign, Beverage Label, Set of 4. Home & Kitchen. Home Dcor. MyGift.
I: Lacdo EVA Shockproof Carrying Case for Western Digital My Passport Studio Ultra Slim Essential WD Elements SE Portable 500GB 1TB 2TB Mac USB 3.0 Portabl...
J: Monoprice Speaker Volume Controller RMS 100W (Slide Type) - White. Electronics. Accessories & Supplies. Monoprice.
K: Orion 9947 ShortTube 80-A Refractor Telescope. Electronics. Camera & Photo. Pankoo.
L: Planet Audio P370MB Car Receiver - Bluetooth / MP3 / USB, AM/FM Radio, (No CD/DVD). Electronics. Car & Vehicle Electronics. Planet Audio.
M: Headphone Replacement Audio Cable Cord Compatible Bose Around Ear 2 AE 2 AE2 AE2i Headphones Black. Electronics. Accessories & Supplies. Alitutumao.
N: Unfinished Corner Shelf - 12" x 12" x 0.6" (4 Pack). Home & Kitchen. Home Dcor. MURAL.
O: Stainless Steel Tumbler with Lid & Straw - 16 Oz Double Wall Insulated Travel Cup for Water, Iced Tea, Coffee, Smoothies & More. Home &...
P: 1 Pc Fish Tools Fast Cleaning Fish Skin Steel Fish Scales Brush Shaver Remover Cleaner Descaler Skinner Scaler Fishing Tools Knife. Home & Kitchen. Kitchen...
Q: 2016 Lenovo G70 Premium High Performance 17.3-inch HD+ Laptop, Intel Core i5 2.2 GHz Processor, 8GB DDR3L RAM, 1TB HDD, DVDRW, Bluetooth, Webcam, WiFi, HDMI,...
R: Sandisk Cruzer Fit 16GB USB Flash Drive (SDCZ33-016G-A46). Electronics. Computers & Accessories. SanDisk.
S: The Macbeth Collection Reversible Medium Sleeve for e-Books (MB-MD2OP). Electronics. Computers & Accessories. The Macbeth Collection.
T: Cat6 200FT Networking RJ45 Ethernet Patch Cable Xbox \ PC \ Modem \ PS4 \ Router - (200 Feet) Blue. Electronics. Computers & Accessories. Cables...


assistant
Answer: G