Which Best Describes the Current Thinking About Stress Response and the Immune

Which best describes the current thinking about stress response and the immune system?

A) Short-term stressors enhance immune responses that are quick,while chronic stressors create immunosuppression.
B) Chronic stressors enhance long-term immune responses,but short-term stressors create immunosuppression.
C) Neither chronic nor short-term stressors impair the immune system.
D) Both chronic and short-term stressors impair the immune system.