One season, there was a shortage of producers in a food web. As a result, the number of deer and wolves decreased. What is the reason that both the deer and wolf populations declined?
A) In a food web, populations of producers and consumers tend to remain constant.
B) In a food web, more consumers than producers are needed to keep energy cycling.
C) In a food web, producers are not as important as consumers.
D) In a food web, the population of producers affects the population of consumers.