Final answer:
The correct answer is E. A & C. Accepting the null hypothesis means that there is not enough evidence to support the alternative hypothesis.
Step-by-step explanation:
The correct answer is E. A & C. Accepting the null hypothesis means that we do not have enough evidence to support the alternative hypothesis. In hypothesis testing, step 5 is to accept the null hypothesis if the z-value is not more extreme than the cutoff score. Therefore, options A and C are both correct.