Answer:
Americans manumit black Americans that encourage the antislavery movement.
Explanation:
The global events in the American Revolution caused Europeans to begin thinking differently about philosophies regarding liberty and equality are as follows:
1. Americans manumit black Americans that encourage the antislavery movement.
2. The new northern states soon passed gradual emancipation laws.
3. A “revolutionary generation” of slaves was created by the Revolution's rhetoric of equality.
Also, American war of Independence also leads to French revolution.
The anti-federalist protected the rights of the constitution and argued with the federalist against the expansion of national power.
The answer to your question is: The War Industries Board's main power given to them after its creation in 1917 was to encourage the companies to do mass-production methods. This is to increase efficiency and encouraged them by producing standard products without having any waste.
"Two mountain ranges, the Alps and the Apennines, helped to protect Rome from invasion." I researched it and found this on a reputable source. Therefore, it would be B.