please solve

Using Table 1, the due date that gives the company a 99\% change of on-time completion is approximately 36.3 weeks. Which of the following are correct statements in the process of determining such due date? A. The Z-value associated with the given probability of on-time completion must be determined. B. The required due date depends on the variance of the critical path. C. If the Z-chart in the Appendix of your text is used, the probability of interest is the difference between 1 and 0.99. D. The NORM.S.INV function of Excel gives the Z-value for a given probability of on-time completion. E. All of the above F. None of the above