Please help me with these questions! Based on the video "The Century: America's Time - 1920-1929: Boom To Bust"

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation:

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.