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: EN-EL3E Powerextra 2X Replacement Nikon EN-EL3E Battery &amp; Charger Compatible with Nikon D50, D70, D70s, D80, D90, D100, D200, D300, D300S, D700 D900 Digital Cameras (Free Car Charger Available)
Product 2: Nikon D700, D300s, D300 Rubber Bottom Terminal Cap Cover

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