Achange from talking to singing best illustrates a change in time place speaker action

A change from talking to singing best illustrates a change in "Action." From the word itself, "talking" is an action word that refers to the way how you communicate. On the other hand, "singing" is another action word that refers to act of giving melody to the words or lyrics and you modulated it infront of anybody else.

Iwould think a loan officer but i'm not sure