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: SerialGear&reg; Single Port USB to RS-232 Selectable RS-422 or RS-485 Industrial Adapter
Product 2: UTEK UT-890A 1-port USB to RS-485/422 Serial Converter with ESD protection

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