When Sheldon Cohen and his colleagues intentionally exposed ...

[vicky]

When Sheldon Cohen and his colleagues intentionally exposed healthy volunteers to common cold viruses, they found that their previous level of stress was
 
  A) unrelated to subsequent number of colds.
  B) related in a dose-response manner to subsequent number of colds.
  C) positively related to subsequent number of colds but not in a dose-response manner.
  D) inversely related to subsequent number of colds.

Question 2

The type of stress that people most closely associate with headaches is
 
  A) major life events, such as loss of a loved one.
  B) daily hassles.
  C) persistent fears and anxiety.
  D) depression.

[mathjasmine]

Answer to Question 1

B

Answer to Question 2

B

[vicky]

TYSM

[Viet Thy]

Excellent