Employees who learned about the plans from their managers started spreading the information to other colleagues. this is an example of Grapevine.
Businesses and management professionals frequently strive to use formal communication channels for significant news instead of grapevine communication because it is an informal style of communication. This form of communication commonly occurs in the workplace because it evolved from informal social engagement.
An unofficial corporate communication channel is the grapevine. It is called such because it extends in all directions and at all authority levels throughout the organization.
To know more about Grapevine here
https://brainly.com/question/13135588
#SPJ4