Which of the Following Statements BEST Characterizes Lincoln's Stance on Emancipation

Which of the following statements BEST characterizes Lincoln's stance on emancipation through the spring of 1862?

A) He ordered his generals to emancipate all the slaves in any southern territories which they conquered.
B) He issued a decree abolishing slavery in the Border States in order to establish his authority to abolish slavery in the South.
C) He unsuccessfully urged Congress and the Border States to implement a plan of gradual,compensated emancipation.
D) He did not officially endorse a policy of emancipating slaves in rebellious territories,but he tacitly supported Union generals who emancipated slaves on their own initiative.