Which One of the Following Situations Illustrates the Phenomenon of Overgeneralization

Multiple Choice

Which one of the following situations illustrates the phenomenon of overgeneralization in concept learning?

A) Arnold calls a tall sunflower a tree.
B) Brianne does not understand why she cannot build an igloo in the summer.
C) Calvin thinks that all igloos are made out of Styrofoam.
D) Danielle denies that a palm tree is a tree.