Final answer:
In classical Greek drama, the 'Chorus' is a group of characters that comment on the action, using song and dance, and often representing townspeople. They provide an external perspective and a concluding moral lesson.
Step-by-step explanation:
The group of characters you're referring to is known as the Chorus in classical Greek drama. These characters were an integral part of the plays performed in ancient Greece. They wore masks and danced, and often represented the townspeople or ordinary citizens. The Chorus typically commented on the action taking place in the story, providing an external perspective. They have a leader, known as the choragos, who often interacted directly with other characters in the play. They also offered a moral lesson at the end of the play, often wrapping up the story and its themes in a meaningful way.
Learn more about Chorus in Greek Drama