He combined vertical and horizontal integration.
Answer: Ghana, Mali, and Songhai were powerful kingdoms that ruled West Africa by dominating saltgold trade routes.
Explanation:
<span>The method consists of variations of environment in former periods by comparative study of growth rings in trees and aged wood.</span>
a situation in which nations of the world have roughly equal power.
have a goed day
Answer:One way the President checks judicial power is through his ability to appoint federal judges. Since the President is the Chief Administrator, it's his job to appoint court of appeals judges, district court judges, and Supreme Court justices.
Explanation: