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: LG Electronics MAIN-69555 LG Tone Pro HBS-770 Wireless Stereo Headset - Gold
Product 2: LG Electronics Tone Ultra (HBS-800) Bluetooth Stereo Headset - Retail Packaging - Black

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: B