试题分类：英语 In a project plan, when the project manager schedules activities, he (or she) often uses ( ) method,precedence relationships between acticities are represented by cireles connected by one or more arrows. The length of the arrow represents the duration of the relevant activity. A、causality diagram B、Gantt chart C、histogram D、arrow diagram 试题出处：http://www.ruantiku.com/shiti/3952210979.html 在下面提交答题后即可查看答案与考友试题分析 JRS直播参考答案：D JRS直播解析：进入软题库查看解析 查看更多英语试题>>
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