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: Pack of 10 .308 5/8x24 Stainless Steel Crush Washer for Muzzle Devices
Product 2: Umbrella Corporation AeroShell 33MS / 64 Grease - 2 Pack

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