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: ACOMPATIBLE Replacement Keyboard for Dell Inspiron 15 3000 Series 3541 3542 3543 3552 3553 3558 3559 / Vostro 15 3000 Series 3546 3549 3555 3558 3559 Version Laptop Backlight
Product 2: NSK-LR0SC New Genuine Dell Inspiron 15 3541 3542 laptop Keyboard US Black No Backlit

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: C