In a simulation, one metric starts from 0 to 15 minutes gives high and low values, then after that it gives almost fixed values. The first interval is called _________________________ and the the second interval is called _______________.

A.

Warm period, Steady state, respectively

B.

Warm period and Stable state, respectively.

C.

Steady state, Warm period, respectively.

D.

Steady state and Stable stable state , respectively