A local theater sells admission tickets for $9.00 on thursday nights. at capacity, the theater holds 100 customers. the function m(n) = 9n represents the amount of money the theater takes in on thursday nights, where n is the number of customers. what is the domain of m(n) in this context? select the correct answer. a all whole numbers b all non-negative rational numbers c all non-negative integers that are multiples of 9 d all non-negative integers less than or equal to 100