Which of the following is the most appropriate unit to describe the rate at which people are entering a theme park?
hours per person, because the dependent quantity is the hours
hours per person, because the dependent quantity is the people
people per hour, because the dependent quantity is the hours
people per hour, because the dependent quantity is the people

The correct answer is People per hour, because the dependent quantity is the people

That is because a dependent variable is one that changes based on other quantities that are being manipulated in an experiment. You can't manipulate the number of people, but you can hours, so it is independent.

The main themes of the play are: fate and free will with the inevitability of oracular predictions is a theme that often occurs in greek tragedies the conflict between the individual and the state similar to that in sophocles’ “antigone” and   people’s willingness to ignore painful truths both oedipus and jocasta clutch at unlikely details in order to avoiding facing up to the inceasingly apparent truth and sight and blindness the irony that the blind seer tiresius can actually “see” more clearly than the supposedly clear-eyed oedipus, who is in reality blind to the truth about his origins and his inadvertent crimes.