28. An organization's grapevine works as ________.
(A)both a formal and an informal communication method
(B)a filter and a feedback mechanism for managers
(C)a method for managers to communicate official policy
(D) a method for management to control the dissemination of information

答案:登入後查看
統計: A(2), B(0), C(0), D(1), E(0) #2586458