Which of the Following Is Not a Way in Which

Which of the following is not a way in which parents, or more expert siblings and peers contribute to children's symbolic play?

A) Young children are more likely to engage in symbolic play when they are playing with someone else rather than when they are playing alone.
B) Mothers, in particular, bring out high levels of symbolic play in their children.
C) Young children who interact with a more skilled partner who structures the situation appropriately for them advance in their skills faster than when such support is not provided.
D) Young children are less likely to engage in symbolic play when they are playing with someone else rather than when they are playing alone.