During a Recent Parent-Teacher Conference, Mr

During a recent parent-teacher conference, Mr. Charles explained to the parents of 3-year-old Cameron that their son is going through a specific phase in his drawings. What does Cameron draw?

A) circles, squares, Xs, and triangles
B) scribbles in various locations on the page
C) recognizable objects such as houses and airplanes
D) a combination of people he knows and common shapes, such as circles and squares