Typically, roofs on houses in the tropics are white. what advantage does this provide to the inhabitants?

a) it would absorb most of the incoming visible light, thus keeping the inside of the house cooler.
b) the white or light-colored roof would have a low albedo, causing a lower inside temperature.
c) the white or light-colored roof would have a high albedo, causing a lower temperature inside.
d) the white or light-colored roof would be easier to keep clean, as the dirt would show up better.
e) the white or light-colored roof would allow any accumulated snow to slide off.