Answer:
The right answers are:
B. They led to urban sprawl as cities spread in all directions .
E. They allowed passengers to travel across the Atlantic Ocean .
F. They provided an economic base for some cities where manufacturing took place.
Explanation:
<span>The answer is electing the head of government</span>
The positive effects of getting California is that it's closer to Asia, and California side of the nation at the time could have open territory to conquer.
A political and social center for African American artists and philosophers
