The following represents a project that should be scheduled using CPM: b. What is the critical path? A-D-F-H A-D-G-H B-E-G-H A.C.F-H c. What is the expected project completion time? Note: Do not round intermediate calculations. Round your answer to 3 decimal places. d. What is the probability of completing this project within 19 days? Note: Use Excel's NORM.S.DIST function to find the correct probability for your computed Z value. Do not round intermediote colculations. Round Z value to 2 decimal ploces and final onswer to 4 decimal places