PMP:每日一题-43

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2019.9.6每日一题：

Six team members are working on a project. Two team members work from remote location X;four team members and the project manager work at location Y.How many communication channels are there?
A.8
B.14
C.15
D.21

六名团队成员为一个项目工作。其中两名团队成员在远程位置X工作：四名团队成员和项目经理在位置Y工作。总共存在多少个沟通渠道？
A.8
B.14
C.15
D.21

答案：D
解析：N=2+4+1，N（N-1）/2=76/2=21