Answer:
c) Its promise of of equal protection was largely unfulfilled as Southern governments took measures to limit the progress of emancipated slaves
Explanation:
The fourteenth amendment , which was passed in 1868 to provide citizenship to all the people born in the United States of America which also includes the enslaved people. But the citizens of the southern states were against the amendment as it freed slaves. This led to its "promise of equal protection" not being fulfilled. The Fourteenth amendment only became fully functional after the civil war.