What uses an array of sound sources and listening devices

A(n) is an alliance or collection of parties.

Which of the following statements concerning brazil since independence is not true? brazilians today can participate in politics through voting. brazil has been governed by dictators and elected officials. brazil became independent from portugal in 1822. brazil was the first country in the americas to end slavery.

What was the name of the theory that said that if one country in a region fell to communism, others would surely follow? 1) domino theory 2) arms race 3) brinkmanship 4) containment theory