How were the cities on the southern and eastern coasts, such as malindi and mombasa, different from those in the african kingdoms?
a: (my guess) they linked africa's goods to eastern markets of asia.
b: they were located on important trade routes.
c: they had no access to natural resources.
d: they did not have a true african culture.

The correct answer is A) They linked Africa’s goods with Eastern markets of Asia.  

The cities of Southern and Eastern coasts, such as Malindi and Mombassa were different from those in the African kingdoms in that they linked Africa’s goods with Eastern markets of Asia.

Mombasa, the main port of Kenia, was an important trade port in the Indian Ocean, where products such as coconuts, sugar, and cotton from Arabia and India, were traded. Malindi Bay is located in the Galana River. The people from Maladi exported rhino horns, rice, ivory, and millet. Both port cities linked African’s goods with important markets of Eastern Asia.

it would be

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.