Answer:
A. the refusal of southern states to ratify the Thirteenth Amendment
Explanation:
Towards the American Civil war that lasted between 1861 to 1865. There was constant tension between the federal government and the Southern colonies on the issue of slavery.
Hence, given that thirteen amendments were about slavery abolition and which was not ratified by the south.
Therefore, the fight for the balance of power which is influenced by the issue of slavery led to the federal government's decision to divide the South in this way.
Benazir Bhutto
Benazir Bhutto was a very influential female politician in Pakistan. In life, she served as Pakistan's Prime Minister twice, and she also served as Head of the Official Opposition in Pakistan.
Bhutto was leaving a rally in which she gave a speech on December 27th, 2007. She left in an armored car, but opened the hatch to wave to her supporters. She was shot at, and the assassin detonated a suicide vest. She tragically did not survive.