Answer:
Supporting details are reasons, examples, facts, steps, or other kinds of evidence that explain the main idea. Major details explain and develop the main idea.
He goes from being almost immobile to playing energetically with his friends.
Answer:
The most obvious differences are the lack of much scenery or many props and the role of the stage manager as one who talks to the audience. We'll also see, as we progress, the lack of a real "plot" since the play is one simply describing ordinary life.