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: Panasonic DMR-EZ28K DVD Recorder with 1080p Upconversion (2004 Model)
Product 2: Sony RDRGX315 DVD Recorder

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