I Think The answer is b I hope it helps ya
When the Sun, Moon and Earth are inline
The answer is divergent boundary.
Divergent boundaries happen when two plates move apart from each other. Transform boundaries occur when two plates slide past each other. Stationary boundaries are when two plates are too weak to take over each other. Convergent boundaries are when two plates collide.
As in 2009, there are approximately 20,000 cities or metropolitan areas in the United States.
Both are good. Depends on what actors and singers you are talking about.