Answer:
the pattern of the ages of rocks of the seafloor support the theory of plate tectonics because it tells us if the tectonic plates at the seafloor are spreading apart in a divergent boundary
This point is Libya, so the cities could be in South America for example
So we have
Mexico City
Montevideo
Brasilia
Buenos Aires
Asuncion
Light years? Since I believe that light years are the most common measurement in space i imagine that would be correct
What exam????
Have a nice day