After many years of hard work, annabelle thinks she has found the cure for cancer. she would like to share her findings with a trusted colleague who lives and works in spain. which of these would be the most effective first step for annabelle to use to communicate her findings with her spanish colleague?

Who gave the famous "i have a dream" speech at the march on washington?

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

Why do all market economies have taxes to support armed forces police forces public schools and at least some form of public transportation?