Which of the following was a:.
A. U. S. Supreme Court case that successfully proved "lack of equality" in favor of a black applicant to the University of Texas Law School, begining the process of ending the "separate but equal" doctrine of racial segregation established by the 1896 case Plessy v. Ferguson. The case was also influential in the landmark case of Brown vs. Board of Education four years later.
B. UT said that Sweatt failed to show that he was black to the law school.
C. Ruled that they could not build him a school because he was a law student.

U.S. Supreme Court case that successfully proved "lack of equality" in favor of a black applicant to the University of Texas Law School, beginning the process of ending the "separate but equal" doctrine of racial segregation established by the 1896 case Plessy v. Ferguson. The case was also influential in the landmark case of Brown vs. Board of Education four years later

Explanation:

Sweatt vs. Painter (1950) was a U.S Supreme court case that successfully challenge the separate but equal doctrine of racial segregation which was establish during the ruling of Plessy v. Ferguson case of 1896.In it ruling against Plessy v. Ferguson case  a new verdict was made that the separate school established for blacks lacked substantive equality for a number of reason including the fact that the school had fewer faculty members and inferior law library and other facilities .The Court ruled Sweatt should be admitted to the Texas Law School because the law school for black students was not equal to the law school for white students.

what is the other part to the question

the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.