English » Active/Passive Voice
Select the option that expresses the given sentence in active voice.
I have been informed of their decision.
They had informed me of their decision.
They informed me of their decision.
They are informing me of their decision.
They have informed me of their decision.
rules of active/passive for present perfect tense is as follows
active- subject + has/have + v3+ object
passive- object + has/have + been + v3+ by + subject.
so the correct answer is option D that is they have informed me of their decision