where do actors wait for their entrances backstage?\nthe orchestra pit\nthe fly system\nthe wings\nthe legs

Brief Explanations:

• The orchestra pit is for musicians, not actors waiting to enter.
• The fly system is used to move scenery, not as a waiting area.
• The wings are the offstage areas on either side of the stage, where actors wait for their entrances.
• "The legs" are vertical stage curtains, not a waiting space.

Answer:

C. The wings