下活动图属于（）类型。
- A.结束一开始的关系(F-S型)
- B.结束一结束的关系(F-F型)
- C.开始一开始的关系(S-S型)
- D.开始一结束的关系(S-F型)
正确答案及解析
正确答案
解析
开始一开始的关系(S-S型)。即前序活动开始后，后续活动才能开始。
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