Answer:
the answer is C. Believed in education as a way to secure African American rights
If they are grayed out then the person who made the map does not want you to focus on those area's
Answer/Explanation
It extends from the sea surface to the bottom of the ocean, and encircles Antarctica. It is vital for Earth's health because it keeps Antarctica cool and frozen. ... The tightest geographical constriction through which the current flows is Drake Passage, where only 800 km separates South America from Antarctica.