Answer:
The hearing is ability to perceive sound by detecting vibrations. The auditory ability is sense of sound by the pressure of surrounding medium.
Explanation:
The students are complaining about their sense of sound perception. The inability to perceive sounds is a sort of deafness. The students may have hard time hearing the sound and differences in the tone. This means that their brain is not hearing the sound normally. People can have problem with perception of sound at any age but usually it starts as a child.
They wanted to gain control of the ports for a military advantage
