The correct answers are:
1-Olivia: Stubborn
Even though Olivia is a young and beautiful woman being courted by two good suitors, she insists that she will mourn her late brother for seven years before accepting any marriage porposal.
2-Orsino: Lovesick
Orsino is a nobleman who is madly in love with Lady Olivia. However, the feeling is not mutual, causing Orsino to suffer greatly.
3-Viola: Resourceful
Viola shows resourcefulness after surviving her ship wreck, when she decides to disguise herself as a man to make a new and better life for herself in Illyria.
4-Malvolio: Self-absorbed
Malvolio is the head servant of Olivia's household. When Sir Toby, Sir Andrew, and Maria made him believe Lady Olivia was in love with him, he is only interested because he believes that, by marrying her, he would become part of the higher class.