What Is the Approximate Z-Value with Interpretation for the Probability

Multiple Choice

What is the approximate z-value with interpretation for the probability that the average Systolic blood pressure will be less than 122 mmHg? Round to the nearest hundredth.

A) z = -3.00 which is less than or equal to 3 standard deviations which is not a significant result.
B) z = -3.00 which is less than or equal to 3 standard deviations which is a significant result.
C) z = 3.00 which is greater than or equal to 3 standard deviations which is a significant result.
D) This probability cannot be determined because we do not know the distribution of the population.