Explain how the actor playing Malvolio in Shakespeares 'Twelfth Night' should show his reactions in Act 2 Scene 3 and Act 4 Scene 2, giving reasons

In Act 2 Scene 3 Malvolio is drawn from his room in the dead of night (where one assumes he is either sleeping or engaging in some form of relaxation) to stop the disturbing noise that Sir Toby, Sir Andrew, Feste and Maria are making in a different part of the house. He bursts in on the scene with a flurry of accusing questions in a state of what one may almost describe as 'near-lunacy'. His first …

…of role reversal - in the first scene Malvolio is clearly the most influential figure, assured of himself and 'virtuous' (to quote Sir Toby), whereas Feste and the others appear to an audience as the wrongdoers, being put to shame. In Act 4 Scene 2 quite the opposite occurs and Malvolio is the one being shamed, and humiliated, with Feste as the main 'powerful' character. This is the main point that an actor should bear in mind.