Answer:
deliver a spoken or written account of something one has been asked to do or investigate.
example: "I will report back when I get a chance"
return to work or duty after a period of absence.
Example: "hearing that there was the prospect of action, he reported back for duty"
Explanation:
answer
dependent and self governing but relate to the central university in a kind of federal system
Explanation:
The answer is that they breath air because people do too