Instruction: Given the title of two products, predict if the two products are similar, if the two products will be purchased or viewed together. Answer only from the options.

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: Nikon D800 36.3 MP CMOS FX-Format Digital SLR Camera (Body Only) (OLD MODEL)

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: A