The answers is b. An aside is a comment made by a character that is heard by the audience but is not heard by other characters on stage; usually reveals the private thoughts of an actor
d. character making a quick comment to the audience that other characters do not hear
Explanation:
a remark or passage in a play that is intended to be heard by the audience but unheard by the other characters in the play.
An aside is a dramatic device in which a character speaks to the audience. By convention the audience is to realize that the character's speech is unheard by the other characters on stage. It may be addressed to the audience expressly or represent an unspoken thought.
