Explain Why in Figure 7

Multiple Choice

Explain why in Figure 7.11,vole abundances in experimental enclosures would drop to the same abundance as the control.

A) This is likely due to voles being preyed upon in the exclosures by predators.
B) Competition for food resources likely led to the vole population decline.
C) There is no change in vole populations through time.
D) The vole population in the exclosures likely included cannibals that reduced the population to that of controls.