Critics Contend That Parents May Not Provide Accurate Reports of Their

Critics contend that parents may not provide accurate reports of their infants' temperaments because

A) parents may report their own reactions to infant behaviours, rather than objectively describe what the infant does.
B) parents may report what they believe the researcher wishes to hear.
C) parents may not be skilled at observing or describing their infants.
D) All of the alternatives are correct.