Question: How do the case studies from the video all illustrate catastrophism? Need Assignment Help? Group of answer choices A. The landforms featured in the video can all be explained by catastrophic volcanic events B. The landforms featured in the video can all be explained by catastrophic tectonic events C. The landforms featured in the video can only be explained by frequent and regular catastrophic events D. The landforms featured in the video can only be explained by the mechanism of one or more catastrophic events