Instruction: Predict whether two products are similar, whether two products are likely to be purchased or viewed together based on their titles. Choose your answer from the provided options.

Input:
Product 1: AmScope 40X-2000X Full-Size Professional Grade Doctor Vet Medical School Student Compound Biological Microscope with 3D Two Layer Mechanical Stage + 3MP DETACHABLE Digital Camera Image System
Product 2: AmScope 40x-2000x Biological Binocular Microscope + USB2.0 Digital Camera

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: C