In which situation would be least likely for a scientist to revise her experimental methods

How was the climate when the ambulocetus was alive

What protects the lining of the stomach from acidic gastric juices?

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above