The movement of tectonic plates in two locations is described below:

Location A: Tectonic plates sliding in opposite directions past each other
Location B: Tectonic plates move apart under the ocean

Which statement is most likely correct?

1. Mountains may form in both locations.

2. There is no chance of earthquakes in the two locations.

3. New land may form in Location B but not in Location A.

4. Volcanic eruptions may occur in Location A but not in Location B.