Question

Choose the two (2) correct statements and prove your answer.
a. The perceived pitch of a sound usually depends on the sound's
frequency.
b. Two identical sound producers will sound twice as loud as just one.
c. The decibel is the standard unit of measure of tone quality.
d. The perceived loudness of a sound depends on its intensity.​

Answer 1

Answer:

Option A and B are the correct answer

Explanation:

because, sound is twice the speed of light