Ah , please help!

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?

Which statement about congress is accurate? it contains only the house of representatives. the senate’s membership is based on a state’s population. it is bicameral, according to the constitution. membership in both houses is based on equal representation.

Why have the changes made during the civil rights movement of the 1950s and 1960s failed to eliminate the income and educational gaps between groups?