The Infographic Below Indicates That Over Time,as the Population of Wolves

The infographic below indicates that over time,as the population of wolves increased,the average height of aspen trees

A) along the riverbanks without logs increased, while tree height on riverbanks with downed logs decreased.
B) in uplands with downed logs increased, while the height of trees in uplands without logs decreased.
C) along riverbanks increased, while tree height in the uplands decreased.
D) increased in all of the areas surveyed.