In Louisiana, to whom did the term "creole" originally refer?free people of colorpeople of mixed Black, Spanish, French, and Indian descentthe French and Spanish colonial populationspeakers of a distinct African French language

Sunlight reaches through the Photic  Zone. So, B.

The benthic zone is the lowest layer of a body of water.
The aphotic zone is the portion of an ocean where there is no sunlight.
The photic zone is the highest layer of the water, so it's exposed to the most sunlight.