When I think of the word breakdown in communication, it is a sense of making the concept you are talking about simpler. You may need to use this tactic when talking to smaller children.
sentence: Hey Mrs. Brown, could you breakdown what you just said, I don't understand.
Hi ^-^
It depends on if you like the major and finis with a bachelors or a masters.
<span>Argumentative communication tools help children solve problems and develop ideas about various topics. </span>
I believe b maybe is the answer