Which of the Following Is True Regarding the Practice of Setting

Multiple Choice

Which of the following is true regarding the practice of setting well-regulated fires in forests?

A) This practice was important to primitive peoples in managing their game yields.
B) This practice may have been important to the formation of grasslands worldwide.
C) This practice is called fire ecology.
D) This practice has been used by the U.S. Forest Service since the 1940s.
E) All of these are true.