Which is a reason for ventilating buildings?

Question

Quizplus · Accepted Answer

Ventilating buildings provides a supply of outdoor air quantity to support life by providing fresh air for occupants to breathe. A lack of ventilation can lead to a buildup of indoor air pollutants such as carbon monoxide and volatile organic compounds, which can have negative health effects. The other options listed are benefits of proper ventilation but do not encompass the primary reason for ventilating buildings.

Which Is a Reason for Ventilating Buildings