Which of the Following May Be Said About the Geologic

Multiple Choice

Which of the following may be said about the geologic history of east and southeast North America?

A) Rifting occurred to separate North America from Rodinia around 600 Ma
B) Convergence and collisions occurred between about 500 Ma to 220 Ma, causing the Taconic, Acadian, and Alleghenian orogenies.
C) Rifting once again occurred around 200 Ma and created the Atlantic Ocean; North America underwent a cycle of rifting, collisions, and rifting.
D) All of these