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: Michigan Wolverines iPhone 6 &amp; iPhone 6s Rugged Case officially licensed by the University of Michigan for the Apple iPhone 6 by keyscaper&reg; Durable Two Layer Protection Shock Absorbing
Product 2: Michigan Wolverines iPhone 6 Plus &amp; iPhone 6s Plus Rugged Case officially licensed by the University of Michigan for the Apple iPhone 6 Plus by keyscaper&reg; Durable Two Layer Protection Shock Absorbing

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