Answer:
the name of the singer is unknown
Explanation:
correct on edg 2021
The name of the singer during the concert is unknown best indicates a passive voice.
This is used when the object or verb are emphasized rather than the subject.
In this scenario, there is no emphasis on the subject which is unknown which therefore signifies an example of a passive voice.
Read more about Passive voice here https://brainly.com/question/25897080
