Which statement best describes the purpose of the brake test regarding safety?

• A. To ensure safety and proper brake function
• B. To calibrate the radio
• C. To test engine temperature
• D. To check seat fabric

Answer: (A)

A brake test is focused on verifying that the braking system can stop the bus reliably and safely. This test checks that the brakes respond correctly, have the right pedal feel and travel, and that there are no leaks or failures in the hydraulic or air brake system. It directly relates to safety because stopping power and predictable braking performance are essential to prevent accidents and protect passengers and pedestrians. The other options don’t address braking or safety in the same way: calibrating a radio, testing engine temperature, or checking seat fabric are unrelated to whether the vehicle can brake effectively or safely.