How does distance running affect the energy systems?

Question

A. The oxidative system becomes more important, and the ATP-PC system becomes less important.

B. The oxidative system becomes more important, and the lactic acid system becomes less important.

C. The ATP-PC system becomes more important, and the lactic acid system becomes less important.

D. The ATP-PC system becomes more important, and the oxidation system becomes less important.

I think the answer is B.

Answer 1

B is incorrect.
My test was for Primavera for reference.

Answer 2

The correct answer is A. The oxidative system becomes more important, and the ATP-PC system becomes less important.
My test was also from primavera.