Final answer:
In a meadow where grasses, seeds, shrubs, and fruits are plentiful, the natural fluctuation in the rodent population would result in plants occurring in high abundance and herbivores occurring in low abundance.
Step-by-step explanation:
The natural fluctuation in the rodent population expected in this meadow would be expressed by statement b: plants would occur in high abundance and statement d: herbivores would occur in low abundance.