B.when an action is done
when an action is done to it when it is describing the verb when it possesses something when it is doing the action.
C..............................
She might have told the king about the danger to the baby
the answer is
Ambifuos reference.
It is not clear that the <em><u>it </u></em>as a pronoun reference refers to the fact of singing higher or being different from others.
