通用公司采用的新组织结构的优缺点是什么

B．事业部制

C．联邦分权制

D．矩阵制

此题为判断题(对，错)。

B．Rich countries are less affected by tsunamis than poor countries

C．Approaching tsunamis can possibly be picked up by sensors

D．An early warning system is effective when a tsunami is close by

此题为判断题(对，错)。