The systolic blood pressures of 40 women have a mean of 110.8 mm Hg and a standard deviation of 17.1 mm Hg. The highest systolic blood pressure measurement in this sample is 181 mm Hg. In this context, is a systolic blood pressure of 181 mm Hg "unusual"? Why or why not? Choose the correct answer below. A. Yes, because it differs from the mean by more than one standard deviation. OB. No, because it does not differ from the mean by more than two standard deviations. OC. No, because it does not differ from the mean by more than one standard deviation. OD. Yes, because it differs from the mean by more than two standard deviations.