Hello can someone help me please

Which aspect of the postwar era did jazz’s liveliness, looseness, and improvisation most reflect?

The oldest known mesopotamian civilization settled in areas along river banks or sea sides surrounded by mountains and deserts which two statements explain why three geographical features led to the rise of mesopotamian civilizations

How does benjamin rush’s decision to forsake private practice as a physician and join the war effort indicate what sort of people were attracted to the revolution? this question is a 'writer question' so it does not have any options just write the answer.