For which of the following would it be appropriate to use positive integers for the domain of the function? Select all that apply. The function c(p) represents the cost for p people to attend the movies. The function m(t) represents the miles driven over t hours. The function t(m) represents the average high temperature for a given number of months. The function p(w) represents the profit of a farmer who sells whole watermelons. The function h(n) represents the number of person-hours it takes to assemble n engines in a factory.