A fewer predators<>is<>most likely to cause the number of rabbits$$$A fewer predators<>to cause<>the number of rabbits$$$rabbits<>living<>in an area<>to increase$$$the number of rabbits<>to increase<>
With the decline of such natural predators as wolves and tigers, the number of wild boars has increased, causing problems for farmers in some areas.
A fewer predators is most likely to cause the number of rabbits living in an area to increase.
Which factor is most likely to cause the number of rabbits living in an area to increase?