The correct answer is option A. "determined which jobs workers would hold and where workers would live". When the Bolsheviks took control of the Soviet economy during the Civil War, they adopted War communism. According to historians, Bolsheviks wanted to keep towns (the proletarian power-base) and the Red Army stocked with food and weapons. As a result, Bolsheviks had absolute power of who would acquire a job and where people would live.
Africa has very limited resources but Europe and America still produce good and other goods.
Meriwether Lewis and William Clark are best known for their expedition from the Mississippi River to the West Coast and back. The expedition, called the Corps of Discovery, was President Thomas Jefferson's visionary project to explore the American West. It began in May of 1804 and ended in September 1806.