Four-Year-Olds Were Told That They Could Eat a Marshmallow Right

Multiple Choice

Four-year-olds were told that they could eat a marshmallow right away, but if they could wait they would get two marshmallows. This experiment was a test of the

A) moral values of young children.
B) children's ability to understand and follow complex instructions.
C) children's effortful control of their behavior.
D) children's ability to empathize with the needs of another person.