What is the degree to which a parent rock changes during metamorphism called?

Ireally need on this homework! if you get it right so much if not its fine < 3 ! (i have no points so sorry its only 10)i didnt mean to put it on social studies sorry!

Which statement best describes evidence of a mulitcultural mix in east africa? a. because of what he learned during his pilgrimage to mecca, mansa musa was able to build a center of islamic scholarship. b. the traders of ghana brought back with them slaves from the mediterranean who taught the ghana rulers about christianity. c. clans were made up of lineages that were descendants of multiple ancestors from different regions of africa. d. swahili became a language made up of words spoken by traders along the coast of the indian ocean.

According to this map, which of these statements about cuban economic activity is true? a) coffee is not a valuable commodity in cuba. b) cattle ranching is found only in the western half of cuba. c) tobacco is grown in most areas of the country. d) manufacturing is limited to mostly the southern coast.