Answer :
''They create open grassy areas for large herbivores, such as elk, deer, bison, and moose.'' is not the role of moderate fires.
What is the role of moderate fires?
Moderate fires have positive effects on forest such as the fire removes vegetation as well as recycles nutrients back into the soil. It also remove seeds of many weeds plant.
So we can conclude that option D is the right answer.
Learn more about forest here: https://brainly.com/question/13720854