Answer:
A.by using machines to do the work
Explanation:
The Allied victory in North Africa destroyed or neutralized nearly 900,000 German and Italian troops, opened a second front against the Axis, permitted the invasion of Sicily and the Italian mainland in the summer of 1943, and removed the Axis threat to the oilfields of the Middle East and to British supply lines to ...
D. the desire to build a transcontinental railroad I think
