Calculate a business's return on sales when it makes a net profit of $500,000 from sales of $3 million

________ power means the residual powers retained by the state to enact legislation to safeguard the health and welfare of the citizenry

A) Supremacy B) Commerce C) Police D) Delegated

In 2004, the Air Line Pilots Association was particularly marked by internal political problems

Indicate whether the statement is true or false