ALL BUT WHICH of the Following Is True of Psychophysiological

Multiple Choice

ALL BUT WHICH of the following is true of psychophysiological measures?

A) They may assess activity of the central nervous system, the autonomic nervous system, or the skeletomotor system.
B) They may assess processes that cannot be assessed directly through self-report measures.
C) They are often more sensitive at assessing certain processes than other (e.g., behavioral) types of measures.
D) The concepts of reliability and validity are not relevant to psychophysiological measures.