Explanation:
ask to nirajan shrestha
search on fb
he is good science teacher❣❣❣
A single reflection, like shouting at the side of a mountain and hearing
your voice come back to you, is an 'echo'.
Multiple reflection, like clapping your hands once inside a large room,
is 'reverberation'.
Answer:
I think it is <em><u>Rooting</u></em><em> </em><u><em>Reflex</em></u>
