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: CD-34 Desktop Rapid Battery Charger for Vertex Handheld Radio VX-351 VX-354 VX351 VX354
Product 2: Vertex Vac-uni-B 120V Universal Charger CD-58 PA-55B FNB-V130LI-Uni V133LI-Uni V134Li-Uni Portable Radios with Uni Batteries VX-231 VX-351 VX-354 VX-451 VX-454 EVX-531 EVX-534 EVX-539

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