Select the best answer from the choices below. What causes resonance?

a. Destructive interference
b .Two nearby objects vibrating at the same frequency
c. A wave passing from one medium to another
d.Constructive interference

Respuesta :

Answer:

The match between the vibrations of the air column and one of the natural frequencies of the singing rod causes resonance. So ITS A  

Two nearby objects vibrating at the same frequency

Explanation: