Answer: the correct answer is a. His reinforcements saved Confederate troops from defeat.
Explanation:
He was appointed a brigadier general in the Confederate Army and took command of forces garrisoned at Harpers Ferry. Johnston played a major role in the first major victory of the war in July 1861, when he reinforced General P.G.T. Beauregard and oversaw a routing of Union troops at the First Battle of Bull Run (Manassas).
Some people believed that immigration shouldn't happen. They believed people should stay where they're born. <span />
The people who would most likely support imperialism here would be capitalists and the media. Capitalists because they can produce much higher amounts of goods for a much lower price - exploiting the local population, and the media because they have stories to talk about which sell :)
nomads are people who moved from one place to another depending on the weather, food, etc. bipedal are animals who are able to walk with 2 legs. hunters and gatherers preceeded nomads and decided to settle in one place instead of moving around periodically. tool makers makes tool I guess.