Mention any four importance of electricity in the present days​

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.

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

During the late 19th century, russia's settlement and development of siberia was made possible by the invention of the