A biomedical company uses a certain type of bacteria to manufacture a new medicine. A researcher for the company studies how temperature affects the rate at which the bacteria reproduce. He records his results in a graph. mc170-1

Currently, the company grows the bacteria in a lab maintained at 18 °C. If the company wants to grow the bacteria as quickly as possible, which recommendation should the researcher make?

The current lab temperature is ideal for growing the bacteria.

The lab temperature should be increased to between 20 °C and 30 °C.

The lab temperature should be increased to between 30 °C and 40 °C.

The lab temperature should be increased to between 40 °C and 50 °C.