Compulsory segregation, other than in education, was first imposed on southern blacks

A. as an immediate consequence of the withdrawal of federal troops from the South in 1877. 

B. as an immediate consequence of the Supreme Court's 1883 ruling that the Civil Rights Act of 1875 was unconstitutional. 

C. with the active support of President Grover Cleveland during his first term in office. 

D. during the late 1880s in the form of southern states' prohibitions against blacks traveling in first-class railroad passenger cars.