Please help me in this question

How did the people of latin america come to speak the language of spanish

Which conflict is often referred to as the first "televised war"? a) gulf war b) korean war c) vietnam war d) world war ii

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union