Stress Researchers Have Found That ____

Stress researchers have found that ____.

A) both short-term and long-term exposure to stress are associated with deterioration of immune functioning
B) both short-term and long-term exposure to stress are associated with enhancement of immune functioning
C) brief exposure to stress enhances immune functioning; extended exposure to stress is associated with deterioration of immune functioning
D) the research is inconclusive with regard to any relationship between short- or long-term exposure to stress and immune functioning