D. African slaves in the American colonies
I might be wrong, but I believe it's A,B,D
<span>Industrialization leads to Urbanization. It created a economic growth and job opportunities that drew people to the cities. So A is the answer I believe</span>
<span>Teenagers had had a much more fulfilling life in their village, especially, learn to drive early without any ban and the most ordinary situations in everyday life are filled with opportunities for sound.</span>