1.) B. Folk art helps us understand history.
2.) A. Antenna.
3.) C. One result of our discussion
Central idea is also known as main idea. Definition: The central idea (main idea) in a piece of writing is the point that the author wants you to remember most. Some writers may state the main idea, but it is often implied, which means the reader has to make inferences (what the text says + what I know) about it.
This is active communication
Barrier communication because it blocks communication between people
Passive aggressive is being rude in a nice way because they don’t feel comfortable being rude.
Effective communication would be meant for business related communications to benefit from something.