Instruction: Evaluate the titles of Product 1 and Product 2, then choose the option that best describes the relation between the two products.

Input:
Product 1: Fotodiox Pro Lens Mount Adapter - Canon EOS EF Lens (NOT EF-S Lens) D/SLR Lens to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera Body, with Built-In Aperture Iris
Product 2: Metabones Canon EF to BMPCC Speed Booster (Black Matt)

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