Question

bhay bheet hone pr koun sa harmon sravit hota h

Answer 1

edrenokortikotropik hormon

Answer 2

It's Adrenaline. While we get feared of something Adrenaline is released and and it increases our heart rate, causes dialation of pupils and the symptons of "fear" can be seen in the face of the afraid person.

Hope you're helped by the answer.

Thank you.