Use the excerpt from James Henry Goodings’s Letter to answer the question.

What event MOST DIRECTLY led to the change suggested between the first and the second paragraph?

A.
the Thirteenth Amendment, abolishing slavery across the North and the South

B.
the Union victory at Gettysburg, weakening Confederate forces and government

C.
the Emancipation Proclamation, calling for free and enslaved blacks to join the fight

D.
the Confederate surrender at Appomattox Courthouse, freeing enslaved blacks to enlist

D. the Confederate surrender at Appomattox Courthouse, freeing enslaved blacks to enlist