Activity Dona CPM network has predecessors B and C, and has successor E D has duration 6. B's earliest finish is 18, while C's is 20. F's late start is 26. Which of the following is definitely true? O A D has no slack but is not critical OB. Bis a critical activity OC. Dis critical, and has a slack of two days OD. Fis critical, and has zero slack O E, C is completed before B. Which of the following is NOT one of the phases of project management? O A. planning O B. scheduling O C. budgeting OD. controlling O E. All of the above are project management phases. Question Hall est Texas Seasonings is preparing to build one processing center to serve its four sources of seasonings. The four source locations are at coordinates shown below. Also, the volume from each source is provided Athens, Texas Beaumont, Texas Carthage, Texas Denton, Texas X-coordinato 30 20 10 50 Y-coordinate 30 10 70 50 Volume 150 350 100 400 What is the center of gravity? OA X=28 125 Y = 31.25 B. X= 32500, Y = 35000 C. center of gravity = 28 OD X = 275: Y = 40 E X = 32.5 Y = 35 Community attitudes, zoning restrictions, and quality of labor force are likely to be considered in which of the following location decision methods? OA transportation method OB. factor-rating method OC. locational cost-volume analysis OD. simulation O E. center-of-gravity method