Assume a significance level of α=0.01 and use the given information to complete parts​ (a) and​ (b) below. Original​ claim: The mean pulse rate​ (in beats per​ minute) of a certain group of adult males is 75 bpm. The hypothesis test results in a​ P-value of 0.0087. a. State a conclusion about the null hypothesis.​ (Reject H0 or fail to reject H0.) Choose the correct answer below. A. Reject H0 because the​ P-value is less than or equal to α. B. Fail to reject H0 because the​ P-value is less than or equal to α. C. Fail to reject H0 because the​ P-value is greater than α. D. Reject H0 because the​ P-value is greater than α.