Which of the Following Is True About the Research Studies

Multiple Choice

Which of the following is true about the research studies on the relation between stress and illness?

A) Stress reduces the severity of respiratory infections.
B) Stress increases the production of inflammation-producing proteins.
C) Newlywed couples who became angry while discussing problems suffered lesser immune system suppression the next day.
D) Children reared in abusive families are less prone to inflammation responses.