Question 1 and 2 need to be in a written report not more then one page each

Question #1 A meteor impact is suggested for the extinction of dinosaurs and many other animal groups at the end of the Mesozoic Era, a catastrophe. Argue against Catastrophism and support an alternative theory, let’s call it Non-Catastrophism.

Question # 2 What factors hamper the search for early man or what some call caveman in North America? What processes could have affected the evidence that may have been present or is currently hidden? What factors could then guide our present day search for that evidence?

This is not a final 

What is the explination for hte gradual rise in land elevations that has occured within historic time around the Hudson Bay, Great Lakes and the Baltic Sea?