"You are your own magician."
The above sentence contains b. a metaphor.
The statement, "You are your own magician." is a metaphor. It refers to the fact that you are able to control your own life. You are able to make "magic" in your everyday life due by simply trying. Putting effort in your life, actions, and thoughts will allow you to do anything you put your mind to.
Therefore, the statement is a metaphor.
