How did world war ii impact african americans? it intensified efforts to protect segregation. it established a network of black-owned businesses. it expanded african americans' economic opportunities. it drove many african americans back to agricultural work.

It expanded African Americans' economic opportunities.

Explanation:

After world war 2 many African Americans migrated North towards urban cities to find industrialized jobs, the fair employment practice commission's work set the number of jobs by African Americans to the most it is ever been.

Jobs increased by the three times in the post-world war 2 eras as compare to before the war, wages increased and a new opportunity was available for African Americans, their trade union fought for the better work condition which increased more African American employees.

c) the invasion of the shang