The mother of a child with flat feet asks the nurse why her child needs to wear corrective shoes. Which of the following is the most appropriate reason that the child needs to wear corrective shoes

A. Preventing the development of internal tibial torsion.
B. Strengthening the arches of the feet.
C. Keeping the legs in proper alignment.
D. Delaying the development of femoral anteversion.

监控机车工况条件线配线时，严禁将条件线接入电器回路，否则可能导致机车电器误动作。