Read the sentences and decide which one of the given words fits each gap!
Q1:He thinks he is an important person. He has delusions of ______ .
Q2:I'm not prepared to bow and ______ to my boss to get promotion.
Q3:He thinks he is much more important than he really is. He has ______ of grandeur.
Q4:He has a lot of power. He's one of the ______ and shakers around here.