21. which communications management practice includes specifying all of the communications systems and platforms that parties will use to share information?

Agreements

Explanation:

People that are communicating through agreements are considering ideas, behavior, and attitudes.

This is a powerful and one of the main communication tools because it can affirm the platforms and communication systems that are used for information sharing.

Some examples of agreements are ''Always do you best'', ''Don't make assumptions'', ''Be skeptical but learn to listen''.

yeet yeet yeet yeet yeet yeet yeet yeet yeet yeet

answer; women of color tend to be misrepresented as either "good girls" or "bad girls';