Final answer:
The best statement that describes a cause-and-effect relationship in a play is when one action is a cause that leads to another action as its effect.
Step-by-step explanation:
The statement that best describes a cause-and-effect relationship in a play is: One action is a cause, which leads to another action that is the effect of the first action. In a play, events and actions often occur in a sequence, where one action triggers another. This cause-and-effect relationship helps to drive the plot, making it more engaging for the audience.
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