PLS I NEED HELP AND A EXPLANATION TOO

Why did large numbers of african migrate to the americas

Based on this map, which statement about africa’s economic activity is most accurate? a) coastal countries are all members of opec b) economic development is more common with opec nations c) coastal countries have more access to productive resources d) economic development is more common above the sahara desert

In a command economy, the majority of goods and services are provided by the