Click on the item that is correct. choose one answer.
a. at the end of world war​ ii, the world was horrifyed when it learned of the genocide the nazis had committed in their concentration camps.
b. at the end of world war​ ii, the world was horrified when it learned of the genocide the nazis had committed in their concentration camps.
c. at the end of world war​ ii, the world was horrified when it learned of the genocide the nazis had commited in their concentration camps.