Question

which of the following applies to brake ?
a) incompressible.
b) must meet federal standards.
c) designed to function under all operating conditions.
d) all of the above.

Explanation:

Brake fluid is incompressible, which is crucial for effective braking. Also, brake systems must meet federal safety standards. And brakes are designed to function under various operating conditions like different speeds, loads, and weather. So all the given options are correct.

Answer:

D. All of the above.