Answer: d. A secretary smokes a cigarette in a crowded break room.
Explanation:
An external costs can be define as the activity which is likely to disturb the nature or cause harm to a living being. d. is the correct option because of the fact that if the secretary smokes a cigarette the smoke likely to disturb the crowd in the break room as some people may feel suffocated because of the smoke due to obstruction of natural air in the nostrils.
Veins are an important part of our circulatory system. They are responsible for returning deoxygenated blood back to the heart after arteries carry blood out. The vena cava is the largest vein in the body. Veins have much thinner walls than arteries.
The chef must first clean his hands before touching the bread
make the innovation suggestion on how you could instill healthy environmental values to communities
