​Sheldon Cohen and His Colleagues Found That Development of Colds

question 18

Multiple Choice

​Sheldon Cohen and his colleagues found that development of colds

• A) ​was more strongly related to the duration of stress than its severity.
• B) ​was not reliably related to the severity of the stress but to the presence of stress.
• C) ​was related only to stress that was both long-term and also severe.
• D) ​showed no relationship between prior stress and subsequently developing colds.