D 12.4 is you answer over the years from 2000 to 2010 they have had a jump in there education department
Answer:
The World War 1 experience impacted hugely on U.S. culture, domestic politics and society. The war also resulted in an increased demand for weapons abroad. This led to increased profits and heightened productivity in the American steel industry. World War 1 ushered in an era of using chemical weapons.
Answer:Confederate forces were defeated, and the states that had seceded rejoined the Union.
Explanation:Took the test.