Apizza shop advertises that they deliver in 30 minutes or less or it is free. people who live in homes that are located on the opposite side of town believe it will take the pizza shop longer than 30 minutes to make and deliver the pizza. write the null and alternative hypotheses that can be used to conduct a significance test. a. h0: m ≤ 30, ha: m > 30 b. h0: m > 30, ha: m < 30 c. h0: m < 30, ha: m > 30 d. h0: m ≥ 30, ha: m < 30