Isaac runs to the door whenever he hears a car pull into the driveway during the late afternoon. This is when Isaac's dad usually comes home from work. Isaac never runs to the door during the morning, and he never runs to the door if he hears a truck. Isaac's behavior can best be described as which of the following?

Question

Quizplus · Accepted Answer

Isaac runs to the door when he hears the sound of his father's car. Isaac has learned to distinguish between the sounds of cars and trucks, and he knows that his father comes home during the late afternoon, not during mornings.

Isaac Runs to the Door Whenever He Hears a Car