How many predictor and corrector steps does the fourth-order Runge-Kutta method use?

How many predictor and corrector steps does the fourth-order Runge-Kutta method use? Correct Answer Two predictor and two corrector steps

The fourth-order Runge-Kutta method totally has four steps. Among these four steps, the first two are the predictor steps and the last two are the corrector steps. All these steps use various lower order methods for approximations.

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