Historically, stratification based on race and ethnicity has pervaded all aspects of political, economics, and social life. Consider sports as an example. Even after broke the "color line" in 1947 to become the first African American in Major League Baseball, his experience was marred by racial slurs, hate letters, and death threats.

Jackie Robinson

Explanation: Jackie Robinson was the first African-American to break the long change of colour line by playing in the major baseball league. He played for the Dolphin Dodgers on 15th, April 1947. This broke the colour line for good and made other African-Americans to participate in sporting activities and events.

concurrent jurisdiction is the ability to exercise judicial review by different courts at the same time, within the same territory, and over the same subject matter. for instance, a domestic violence matter may be heard in either a general civil court or a family court in the same county. whichever court actually exercises its jurisdiction first will do so exclusively.

answer; i believe the correct answer is enlightenment;