Choose the most appropriate option to change the voice (active / passive) form of the given sentence.
The play on environment issues was performed with great professionalism by our students.

A

Our students performed the play on environment issues with great professionalism.

B

Our students were to perform with great professionalism the play on environment issue.

C

Our students have been performing the play on environment issues with great professionalism.

D

The play on environment issues was being performed with great professionalism by our students.