What caused nikita khrushchev to refuse to attend the peace summit in paris in 1960?

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

What would be the distance of all the planets to the sun in astronomical units?

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal