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: Fotodiox Pro Lens Mount Adapter - Minolta Rokkor (SR / MD / MC) SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body
Product 2: K&amp;F Concept Lens Mount Adapter Compatible with Canon EOS Lens to Sony Alpha Nex E-mount Camera Body,fits for Sony NEX-3, NEX-5, NEX-5N, NEX-7, NEX-7N, NEX-C3, NEX-F3

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