Which underlined verb is in the active voice? My portrait was painted by a well-known artist. My portrait will be painted by a well-known artist. A well-known artist painted my portrait. My portrait has been painted by a well-known artist.
The correct answer is: A well-known artist painted my portrait.
Indeed, this is the only instance that does not involve the use of a past participle construction (auxiliary verb be + past participle of main verb) verb in it.