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: Metra 99-9100 Single DIN Installation Kit for 1996-1999 Audi A4/A6/A8
Product 2: SiriusXM SXV300v1 Connect Vehicle Tuner Kit for Satellite Radio with Free 3 Months Satellite and Streaming Service

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: A