Which of the Following Statements About the Education of the Contrabands

Which of the following statements about the education of the contrabands is LEAST accurate?

A) Private institutions worked with the Union military to establish schools for escaped slaves.
B) The education of the contrabands depended on the services of both white and black teachers.
C) The federal government developed a formal,coherent policy to guide the education of former slaves.
D) By late in the Civil War,educational opportunities for blacks had been extended to most areas occupied by Union troops.