Frederick Douglas often gave speeches about his slavery years
Answer:
Explanation:
The president exercises a check over Congress through his power to veto bills, but Congress may override any veto (excluding the so-called "pocket veto") by a two-thirds majority in each house. ... The Supreme Court does not have any enforcement power; the enforcement power lies solely with the executive branch.
Answer:
B: Elimination of a threat on Germany's eastern front
Explanation:After the Russians backed out of the war, it temporarily helped relief Germany and helped free up large number of Austrian and German troops to fight somewhere else.
Henry Ford improved B. assembly-line principles. Ford improved the assembly-line under the idea that it is more efficient for one person to do a single task over and over than it is for one person to put together an entire car. For instance, on the assembly line, a car would come by and Worker A would installs windshields. The car would then pass to Worker B who installs headlights and then to Worker C who adds the tires. This process is more efficient than Worker A, B, and C each putting together an entire car.