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: Steelbody Strength Training Power Tower Pull Up &amp; Dip Station VKR Home Gym STB-98501
Product 2: XMark  VKR Vertical Knee Raise with Dip and Pull-up Station Power Tower XM-7617

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