Instruction: Analyze the titles of Product 1 and Product 2 to determine if they are similar, if they will be purchased or viewed together, and choose the corresponding option.

Input:
Product 1: Royal Bingo Supplies Pack of 81 Bingo Calling Cards - Pocket-Sized, Easy-Read 3.5 inch x 2.5 inch Poker Wide-Size Game Playing Cards
Product 2: S&amp;S Worldwide Jumbo Bingo Cards (pack of 100)

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