Tamiko is a senior manager at MobileApps Development company. She would like to implement a mode of upward communication that gives employees the right to air their opinions and suggestions in a group setting without criticism or penalty from superiors. Which method should she employ?

A) Facebook
B) Formal grievance procedure
C) Open-door policy
D) Exit interviews
E) Informal meetings

Upward Communication

The process of information flow from the lower levels of a hierarchy to the upper levels within an organization, typically encompassing feedback, reports, or requests.

Open-door Policy

A management practice that encourages open and direct communication between employees and their supervisors or managers.

Formal Grievance Procedure

A systematic process provided by employers for employees to formally raise and resolve workplace disputes or complaints.