Which of the Following Is an Example of the Principle

Multiple Choice

Which of the following is an example of the principle of uniformitarianism?

A) It is not possible to know how Earth processes have changed over time therefore it is not possible to deduce how Earth's ancient landforms evolved.
B) The processes by which streams carve valleys at present are the same as those that carved valleys 500 million years ago.
C) Catastrophic events,such as major landslides,earthquakes,and volcanic episodes,are the primary drivers of geomorphological change.
D) Earth's geological history is mostly uniform and homogeneous,existing now as it mostly always has with the exception of minor recent changes.