Final answer:
Miranda's father is using positive punishment by taking away her car privilege for a month as a consequence for coming home late past her curfew.
Step-by-step explanation:
Miranda's father is using positive punishment. Positive punishment refers to adding an undesirable stimulus or consequence to decrease a behavior. In this case, Miranda's father is taking away Miranda's privilege of using the car for a month as a consequence for coming home late past her curfew. This punishment is intended to decrease the behavior of coming home late in the future.