I imagine, it's A, they get a sense of the history of the area they are investigating.
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.
Answer:
Option C, Islam.
Explanation:
The shaded region is very close to regions like Arabia, Pakistan, South Africa, and more like Dubai. In these places, only Islam can be followed.
Hoped this helped.
That would be B. Latin America