PLEASE HELP...CORRECT ANSWER GETS BRAINLIEST!! What is the main idea of this excerpt?:
"Gold and silver, of which money is made, are treated... that no one values
them more highly than their true nature deserves. Who does not see that they are
far inferior to iron in usefulness since without iron mortals cannot live any more
than without fire and water?"

How does the poem's mood and tone change in each of these stages of “o captain! my captain! ” by walt whitman? (i need an answer asap )

Coming to school each day, having the necessary materials, and to do homework students to be successful in school. choose the answer that is the most effective substitute for the underlined part of the sentence. if no substitute is necessary, choose ‘leave as is.’ a) leave as is. b) coming to school each day, have the necessary materials, and do homework c) come to school each day, having the necessary materials, and to do homework d) coming to school each day, having the necessary materials, and doing homework

Describe the misfit’s experience of the world. to what extent can his criminality be attributed to the conditions of his life? even though he is not in jail, is he a free man?