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: AeroPilates by Stamina Pull-Up Bar
Product 2: Supreme Toning Tower | All in 1 Pilates and Barre Reformer for Your Home | Tone Arms, Legs, and Core | Fully Assembled Light-Weight Steel Frame | Includes DVDs and Online Workouts

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