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: Pioneer AVH-X4800BS 7&quot; Motorized DVD Receiver
Product 2: Scosche GM21SR LAN Stereo Replacement Interface with OnStar for 2006-Up GM

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