What unrelated factor would ultimately decide where Portuguese would be spoken in South America and where Spanish would be spoken?

answer; when the government fails to protect the fundamental rights of the people;

answer; pentagon papers, vietnam draft-resistor, james dean, american revolution;

answer; ///(3) three parts;

i believe the answer is: true

our brain need to reach a certain level of development   before it could interpret and understood sound with high difficulties. to proof this, we just need to pay attention in musical preference between children and adults. it is far less likely that children would enjoy things such as orchestra or rock band as much as adults due to the difference in this ability.