The correct answer is letter B
Playing in this period becomes the child's main activity, because through it he will develop his learning by building a parallel with the reality that surrounds him. Playing as the child's own activity, full of meaning for him, through which he is able to develop his adaptation and interaction skills, thus conquering his autonomy.
The imprudent and frequently dangerous conduct that can in any case be found in immaturity is in part the consequence of inadequate advancement of the prefrontal cortex of the cerebrum. I trust the appropriate response will help you.