Adriana and Her Mother Have Been Playing Patty-Cake, but Mother

Multiple Choice

Adriana and her mother have been playing patty-cake, but mother is now trying to engage Adriana in a picture book. Adriana wants to play patty-cake again, so she grabs mother's hands and puts them together as if in a clap. Adriana is clearly in which stage of sensorimotor development?

A) stage one
B) stage two
C) stage three
D) stage four