Harry goes to hogwarts school of witchcraft and wizardry. he can travel to school and back in 3 33 different ways: by the hogwarts express, a flying car, or the knight bus. he's decided to choose his methods of transportation to and from hogwarts at random this year.

teleportation

step-by-step explanation:

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.