If the Free Float of task B. is 12 days and the Total Float is 24days.Suppose that the very beginning date is postponed for 26 days, what effects would be made for the program's completed date?
A ：该任务将不再位于关键路径上 this task would not be located superior to the critical path
B ：紧后活动的开始日期将被延后14天 the beginning date of the immediately following schedule activities would be postponed 14 days
C ： 项目的完工日期将会延后2天 the completed date of the program would be postponed 2 days
D ：B和C B&C
解析：知识点出处：PMBOK 6th 页码：P210 章节：126.96.36.199 关键路径法：关键路径法用于在进度模型中估算项目最短工期，确定逻辑网络路径的进度灵活性大小。 题目问题是对完工日期的影响。且B的话，应该是紧后活动的最早开始日期。