I saw him performing the dance (change into passive voice)​

In the following question , a sentence has been given in Active /Passive voice . Out of the four alternatives suggested select the one which best expresses the same sentence in Passive /Active voice . He saw him conducting the seminar on personality development.

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice. I saw him leaving the movie theatre.