___ refers to the part of informal communication that cuts across formal channels of communication.
Grapevine refers to the part of informal communication that cuts across formal channels of communication.
Grapevine is
(a) Formal communication
(b) Barrier to communication
(c) Lateral communication
(d) Informal communication
___ communication refers to the communication, which flows through official channels designed in the organisation structure.
Formal communication
Barrier to communication
Lateral communication
Informal communication