Explain the economic activities of africa

The economic activity of Africa is centred on subsisent farming, diamond, mineral and oil extraction.

Explanation: The other areas where African economy are predominant are in the areas of trade, commerce, forestation, industry, Agriculture and human resources.

These are all the activities which sums up Africa's economy.

this headline suggests that midterm congressional   elections are at the corner and trump administration wants to activate his base by vowing to clamp down on immigrants and immigration as trump had said during his election campaign around two years ago. when a baby is born in usa, the baby becomes citizen of usa for 85 years and trump wants to end this rule of birthright citizenship to control illegal immigration and this what he said in an interview""we’re the only country in the world where a person comes in and has a baby, and the baby is essentially a citizen of the united states for 85 years, with all of those benefits,” "

what are the statements.?