Answer:
It is when there is shortage of food and items
Explanation:
This occurs when the nation likes importing goods from other countries making those countries rich in foreign exchange.
Answer:
D. They run from north to south
Answer:
A. Always in effect
Explanation:
The national response framework was created in order to provide government assistance in the case of disasters/emergency situations.
Since we cannot accurately predict when such disaster / emergency situations will happen, the national response framework is always in effect and readily available at any time. Their call center is available 24/7 to accommodate the citizens in needs.
MERCOSUR is an abbreviation of "Mercado Comun del Sur": common market of the South America: most of the eastern South American coutries are members of this common market.
It's a trade block of countries in South America which promotes free trade and free movement of people.