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: Headset Headphones + Adjustable Volume + Mute Control for Cisco Ip Telephone 7931 7940 7960 7970 7962 7975 7961 7971 7960 M12 M22 and All Series
Product 2: Telephone Training Adapter Y Splitter+Mute Button for Headset for Nortel Meridican, Norstar, Avaya, Ashtra, Mitel, Polycom, Ge and Other Ip Phone

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