Answer:
The U.S. Department of State is the federal executive department that carries out U.S. foreign policy.
The opportunity cost of an item is what you give up to get that item.
<span>B.all the resources used to produce any goods and services </span>
Cahokia is a known historic site that can be found in Illinois, United States. Tribes lived in this place during the 17th century and they became the most influential urban community during this time. Mound Builders was also known as Cahokia tribe, they move to other place and decline to stay due to weather condition and tribal warfare. They started moving in different regions.
