Concerned with a case in which a group of students wore black armbands to school in protest of the Vietnam war, Tinker v. Des Moines established which of the selections below in regard to the right to free speech?

“well,” he says, “there’s excuse for picks and letting-on, in a case like this; if it warn’t so, i wouldn’t approve of it, nor i wouldn’t stand by and see the rules broke—because right is right, and wrong is wrong, and a body ain’t got no business doing wrong when he ain’t ignorant and knows better. it might answer for you to dig jim out with a pick, without any letting-on, because you don’t know no better; but it wouldn’t for me, because i do know better.” the meaning in this excerpt is

How did geography influence the development of the byzantine empire?

Plz which of the following elements is not typical of an advanced society. a. cities b. science c. industries d. a nomadic lifestyle