Long-term exposure to airborne pollutants can result in all of the following except?
a. death
b. increased lung function
c. increased cardiovascular problems
d. the disruption of endocrine and immune systems

The correct answer is B! I marked it as D at first and it was incorrect. Breathing in air pollutants will NOT increase lung function.(Answer is B)

the difference is that white collar worker performs skills like worker as a scientist or well blue collars do physical work and they do services like being a cook.