Which event changed the direction of reconstruction from a peaceful reunification of the north and south to a harsh punishment of the formerly rebellious states?

a)
the creation of the ku klux klan

b)
the impeachment of andrew johnson
eliminate

c)
the passage of the 15th amendment

d)
the assassination of abraham lincoln

D

Explanation:The assassination of Abraham Lincoln had a drastic impact on how the reconstruction of the South was handled.Under Lincoln's leadership, the plan calls for a quick, peaceful reunification of the North and the South.His death at the hands of John Wilkes Booth in 1865 opened the door for the harsh and punitive politics of the Radical Republicans.

if im not mistaken its a. collective emotional arousal

i only have part a but here is the first one: - lewis and clark are born

- lewis marries sacajawea and clark is jealous  

- clark drowns lewis and then goes to jail