In 1488 Portuguese explorer Bartolomeu Dias became the first European mariner to round the southern tip of Africa, opening the way for a sea route from Europe to Asia. Dias's ship rounded the perilous cape of Good Hope and then sailed around Africa's Southernmost point, Cabo das Agulhas, to enter the waters of the Indian Ocean.
The tuskegee airmen were the first African American soldiers to complete their courses and successfully join into the air force, also known as the Army Air Force.
I would say the answer is B. increasing manufacturing jobs and urban sprawl. Hope this helps!
Discrimination, wars, poverty
I think it is the third one hope that helps