Which of the Following Statements About Lincoln's View of Emancipation

Which of the following statements about Lincoln's view of emancipation at the beginning of the war is accurate?

A) Lincoln insisted that emancipation was the main objective.
B) Lincoln refused to make emancipation a war aim.
C) Lincoln believed that emancipation was the only way to secure the support of the border states.
D) Republican radicals convinced Lincoln that preservation of the Union was paramount and that emancipation should not be considered.