in the book ender's game when ender is on earth and wants to give up fighting what makes him decide to go back?chapter 13

What is the correct way of writing the following sentence? you’re headed for the big time kim said. a. “you’re headed for the big time,” kim said. b. your headed for the big time, kim said. c. you’re headed for the big time, kim said. d. “you’re headed for the big time” kim said