Rhymes, Chants, and Rituals Such as Knocking on Wood Serve

Rhymes, chants, and rituals such as knocking on wood serve which of the following purposes for school-aged children?

A) substitute for aggressive acts toward peers and adults in their environment
B) door opener for friendships with other children participating in these activities
C) means of emotional-social control in frightening and confusing contexts
D) entertainment in an otherwise dull and dreary world run by adults