Which of the Following Statements Is True Regarding Black Major

Which of the following statements is true regarding Black Major League Baseball players?

A) The percentage of Black players in the Major Leagues peaked in 1967.
B) Historians cite 1947 as the year of the official integration of the Major Leagues.
C) Black players made up 25 percent of the Major Leagues in 1977.
D) The percentage of Black players has continued to rise since 1947.