Persuasion skills is the answer to ur question
the respiratory system and the circulatory system work closely together to deliver oxygen to cells and to get rid of the carbon dioxide the cells produce.
C. reflex also called Autonomic reflex.
Condoms
vaccines
controlled rooms of sick/affected people
The easiest one would be the single-entry system
the accounting in single entry system only cover the "bare essentials" in its book such as cash, product, and account payable"
It's really simple and way cheaper to maintain compared to the double-entry system. Which cover all the transactions, even the one one that haven't happen yet