What is folding? (Geography)

A fold is a bend in the rock strata. Folding: This Is a type of earth movement resulting from the horizontal compression of rock layers by internal forces of the earth along plate boundaries. An unfold are termed as anticlines. The downfolds are termed synclines. Folding.

i only have few minutes according to the map above, which shows religious cultural regions, what two religions are most commonly practiced in africa? a. christianity and buddhism b. buddhism and hinduism c. islam and christianity d. hinduism and islam