Instruction: Analyze the titles of Product 1 and Product 2 to determine if they are similar, if they will be purchased or viewed together, and choose the corresponding option.

Input:
Product 1: 700 x 38c Cycle Inner Tube (Fits all sizes 700 x 38 - 43) - 52mm EXTRA LONG Presta Valve - FREE SHIPPING! FREE VALVE CAP UPGRADE WORTH $4.99!
Product 2: Contrast 700 x 35-38c Hybrid Bike Inner Tube - Schrader Valve

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