What were the opinions of democrats and republicans with regard to tariffs in the 1880s?

What makes this speech a primary source? o a. the words are spoken by the president himself. o b. it uses narrative to keep the reader's attention. o c. it was written over 70 years in the past. o d. it contains a strong historical argument.

The theory of mercantilism holds that a nation's economic power comes from a a.enslave people b.become industrial c. willingness to explore d.favorable balance of trade

How did the mexcian war of independence differ from the american revolution?