Abag contains 80 marbles: 20 red, 20 blue, 20 yellow, and 20 green. what is the probability that the first 4 marbles randomly selected, without replacement, are all different

Which statement is correct? the range of the graph is all real numbers greater than or equal to 0. the domain of the graph is all real numbers greater than or equal to 0. the range and domain of the graph are the same. the domain of the graph is all real numbers