Which of the Following Is not a Barrier to Information

Which of the following is not a barrier to information getting in health care interviews?

A) Mothers spontaneously recall only about half of their children's major illnesses.
B) When patients feel ashamed, they tend to make allegorical statements such as "You know how old people are."
C) Patients may give short answers to end an uncomfortable interview.
D) Frightened patients may unintentionally minimize symptoms.