What was the estimated population of the aztec empire in 1519

Works produced by lost generation authors often shared which theme

What is zinn's approach to the study of history? what does he suggest occurs when history is told is the story of human progress?

What is the evidence that depression can be linked to genetic as well as environmental factors? a. all individuals in similar stressful environments do not experience depression. b. all individuals with the gene variation tied to depression do not experience depression. c. individuals with a combination of environmental stress and gene variation are more likely to experience depression d. all of the above select the best answer from the choices provided оа 0 0 0