Raj Is 3 Months Old

Multiple Choice

Raj is 3 months old. His parents have agreed to his participation in a study at the university.Raj is played a sound through a set of tiny headphones. His heart rate is measured. This sound is played until his heart rate has stabilized. Raj then is played a second different sound. His heart rate is measured again. Which of the following techniques is being employed in this research?

A) Preference technique
B) Habituation/dishabituation
C) Operant conditioning
D) Perceptual attention