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: Air-Trekkers Adult Model - Carbon Fiber Spring Jumping Stilts - Small, 120-160 lbs
Product 2: Skyrunner Adult Kangaroo Shoes Men Jumping Stilts Men Women Fitness Exercise (110~150 Ibs/50~70kg) Bouncing shoes (yellow)

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