Which of the Following Concerning the Link Between Stress and Illness

Which of the following concerning the link between stress and illness is true?

A) Stress can increase vulnerability to short-term illnesses, like colds, but does not affect the course of more serious long-term diseases, like cancer.
B) Stress can influence whether or not a person contracts a particular illness, but not the time course or outcome of that illness.
C) Stress increases susceptibility to coronary heart disease, but not colds or cancer.
D) Stress can influence both short-term and long-term illnesses, including colds, coronary heart disease, and cancer.