Instruction: Analyze the titles of Product 1 and Product 2 to determine if they are similar, if they will be purchased or viewed together, and choose the corresponding option.

Input:
Product 1: Neewer 750II TTL Flash Speedlite with LCD Display for Nikon D7200 D7100 D7000 D5500 D5300 D5200 D5100 D5000 D3300 D3200 D3100 D3000 D700 D600 D500 D90 D80 D70 D60 D50 and Other Nikon DSLR Cameras
Product 2: Viltrox JY-610N i-TTL On-camera Mini Flash Speedlite for Nikon D3300 D5300 D7...

Options:
A: Users who buy product 1 may also buy product 2.
B: Users who view product 1 may also view product 2.
C: The product 1 is similar with the product 2.
Answer: B