Instruction: Given the title of two products, predict if the two products are similar, if the two products will be purchased or viewed together. Answer only from the options.

Input:
Product 1: Optoma GT1080 1080p 3D DLP Short Throw Gaming Projector
Product 2: PCMD, LLC. Projector Ceiling Mount Compatible with Optoma EH341 GT1070X GT1080 H112e H182X HD141X HD26 (5-Inch Extension)

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