Are acceleration and force proportional or inversely proportional values?

Yes, acceleration and force are directly proportional to each other.

Explanation:

The force acting on an object is given by :

F = ma

Where

m is mass

a is acceleration

It can be clear from the above formula that the acceleration and the force are directly proportional to each other.

b.transmitters send radio waves, and receivers capture radio waves.

your answer is c! hope this : )