Instruction: Predict whether two products are similar, whether two products are likely to be purchased or viewed together based on their titles. Choose your answer from the provided options.

Input:
Product 1: APC SUA1500 1500VA Smart UPS for Servers and Voice and Data Networks (Discontinued by Manufacturer)
Product 2: OPTI-UPS DS1500B (1500VA/1050W) Online Double Conversion Sinewave UPS 6 Outlets

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