Need help discussion

Within the discussion board area, write 250-500 words that respond to the following questions with your thoughts, ideas and comments by Wednesday (11:59 PM). Ensure that you respond to at least two of your peers with a response of 75 words of more by Sunday night (11:59 PM). Be sure to support your responses with the citation of at least two scholarly sources.

Why are the western United States and Canada much more seismically active than the central and western regions? Does the smaller number of earthquakes in the central and eastern United States and Canada mean that we do not have to worry about a ‘big one’ in those regions?