The <span>Senate failed to ratify the Treaty of Versailles mostly because the United States wanted to ensure that it would stay out of any future European wars--although this of course did not happen. </span>
Answer:
The 1828 Tariff of Abominations was the third protective tariff implemented by the government. The protective tariffs taxed all foreign goods, to boost the sales of US products and protect Northern manufacturers from cheap British goods. It followed the wave of Nationalism in the country following the War of 1812.
Explanation: hope it helps ^-^
Marketing encouraged use of credit
Im not sure, but maybe a. they have made it easier for businesses to communicate with employees and consumers around the world??