Refer to the Figure

Refer to the figure.

- Which statement is supported by the figure?

A) Decomposers at higher temperatures need less moisture to reach peak levels of activity than decomposers at lower temperatures do.
B) Soils with low water content limit rates of decomposition at all temperatures.
C) High soil moisture decreases microbial activity only at a temperature of 30°C.
D) Microbes in soils at 15°C require less soil moisture to reach their peak rate of decomposition than microbes in soils do at 30°C.