I believe the answer is: proximodal trend
Proximodal trend refers to the period when children started to develop more specific muscle/ motor skills.
For people in general, our upper body tend to be developed at much faster rates compared to our lower body, which cause infants having to crawl first before they are able to walk.
One particular organization that fought for racial equality was the National Association for the Advancement of Colored People (NAACP) founded in 1909. For about the first 20 years of its existence, it tried to persuade Congress and other legislative bodies to enact laws that would protect African Americans from lynchings and other racist actions. Beginning in the 1930s, though, the NAACP's Legal Defense and Education Fund began to turn to the courts to try to make progress in overcoming legally sanctioned discrimination. From 1935 to 1938, the legal arm of the NAACP was headed by Charles Hamilton Houston. Houston, together with Thurgood Marshall, devised a strategy to attack Jim Crow laws by striking at them where they were perhaps weakest—in the field of education. Although Marshall played a crucial role in all of the cases listed below, Houston was the head of the NAACP Legal Defense and Education Fund while Murray v. Maryland and Missouri ex rel Gaines v. Canada were decided. After Houston returned to private practice in 1938, Marshall became head of the Fund and used it to argue the cases of Sweat v. Painter and McLaurin v. Oklahoma Board of Regents of Higher Education.
Or the first question it is B and for the second question it is D and for the 3rd question it is A
Some workers are paid more than others is simply because of more qualifying schooling or they could've performed greatly and showed great achievement and leadership. Furthering your education also goes a long way in any type of work environment, no matter what the job may be.
