Yes, she has enough of the drug left for approx 40 patients
The Mississippi river is the longest river in the USA
Its 2348 miles long
The world population now is 7.5 billion people
The correct answer is letter D. an economy based on trade. The people who migrated to Melanesia developed <span>an economy based on trade. Before the time of currency was used, people back then do trading with their property they own if they want to have something. It's like the same as the barter system or the barter economy.</span>
