Duke: Be clamourous! Unfold the passion of my love. Act my woes!
Explanation:
This quotation from the Twelfth Night best develops the theme of, "Troubles come and go. Don't take things too seriously," because the other quotations/answer choices wouldn't make any sense since they're just statements of dialogue.
The word clamourous means to be loud. When I think of the word loud, the word serious doesn't associate with it, so this could be the Duke's way of saying to not take things too seriously.
othello trusts iago alot and its ironic because iago is the most decietful peron in the play and when othello finds out at the end of the book he feels like an idiot