You Are Listening as Two Young Children, Yolanda and Bruno

You are listening as two young children, Yolanda and Bruno, talk to their fathers at the playground.Yolanda points to almost everything she sees and asks her father, "What that?" Bruno can't seem to stop asking his father "Why?" Based on the research into the development of question asking in young children, what might you reasonably conclude about the children's ages?

A) Both children are the same age, because both are asking questions that have concrete referents.
B) Bruno is somewhat older than Yolanda, because his questions have abstract referents.
C) Both children are the same age, because both are asking questions that have abstract referents.
D) Yolanda is somewhat older than Bruno, because her questions have concrete referents.