17. Why does Gru want to reschedule his rocket launch and moon theft? a. Launching the rocket on the planned day will cost more in terms of time and resources. b. Because the girls' dance recital is planned for the same day as the rocket launch, the opportunity cost of going through with the launch is that Gru will miss the recital. c. He decides that stealing the moon would really not give him any utility. d. He and Dr. Nefario lack the resources and labor necessary to build the rocket