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: StarTech USB 2.0 to SATA IDE Adapter (USB2SATAIDE)
Product 2: Ubiquiti EdgeRouter X Advanced Gigabit Ethernet Routers ER-X 256MB Storage 5 Gigabit RJ45 ports

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: A