Which of the following events cannot be predicted by calendars based on the movements of celestial
objects?
a. spring rains
b. migration of animals
c. floods
d. volcanic eruptions
e. solar eclipses

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