How did president lincoln's emancipation proclamation affect the institution of slavery?

a.
it freed all slaves within the united states' borders.

b.
it freed only the slaves in the border states.

c.
it freed all slaves north of the mason-dixon line.

d.
it freed only the slaves in confederate territory.

I am pretty sure my answer is correct

D. It free only the slaves in Confederate territory

This answer should help you with your homework and make you comfortable with your answers. Good luck and please brainliest.

D. It freed only the slaves in Confederate territory.

Explanation:

I took a test and it had this question and I got it right.

t

ok it is truth cause i have that 2

the answer is a) high entry costs