Which of the Following Is True of Physiological Measures Used

Multiple Choice

Which of the following is true of physiological measures used in the study of life-span development?

A) They are based on the assumption that a person's behavior is consistent and stable, yet personality can vary with the situation.
B) They involve the use of a standard set of questions to obtain people's self-reported beliefs about a particular topic.
C) They involve the use of electromagnetic waves to construct images of a person's brain tissue and biochemical activity.
D) They provide insights that sometimes cannot be attained in the laboratory and are used at sporting events and child-care centers.