单选题：Bar charts are most appropriate for:（　）A．Comparing actual to

题目分类：PMP
题目类型：单选题
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题目内容：

Bar charts are most appropriate for:（　）
A．Comparing actual to planned performance for each activity
B．Showing slack time
C．Showing critical path dependencies
D．Showing which activities can be rearranged in parallel A．对每项活动比较实际的与计划的绩效
B．表示松弛时间
C．表示关键路线的依赖关系
D．表示哪些活动能被重新并行安排

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