What is an example of a reasonable discrimination a state may exercise against a citizen of another state

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.

Name that largest artificial lake built in the 11th century

Discuss the role of policy analysis in policy modification. include a description of a federal agency that supports policymaking through policy analysis.