AP Environmental Science

Answer: C - At one time, the continents were all connected into one super-continent named Pangaea.

Key Takeaway: A long time ago, the continents were connected into a super-continent that scientists have named Pangaea. As time wore on, the continents eventually broke apart, slowly drifting to their current locations on the Earth. These changes greatly impacted the overall climate of the planet and many scientists believe that this change made many species become extinct throughout the history of the Earth.