How does climate relate to the carpet in Georgia

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

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

If scientists only detect p waves in a certain layer of earths interior what does that tell us?