The fact that they can learn to do greater things when they are little and also they will practice their skills
The correct answer is A. Technological advances such as s<em>team power, air brakes, automatica lubricators and steel tracks</em> have affected the railroads very positively, since it has made it possible that the rail network could become a safer, more efficient and more reliable means of transportation for goods.
answer
The Constitution specifically grants Congress its most important power — the authority to make laws. ... These include the power to declare war, coin money, raise an army and navy, regulate commerce, establish rules of immigration and naturalization, and establish the federal courts and their jurisdictions.
The answer is C to overthrow the government and establish a new one