The answer is A. millileters
The most appropriate answer would be B. There is a behavioral phenomena in humans to avoid those they see as different, but also to avoid those who are known to be diseased regardless of the threat of infection. This can lead to social isolation for those with STI, if their condition becomes known to others.
I'd say sinuses it's very common in springtime cuz of all the poly going around and fix multiple people with the symptom with the nose eyes and throat causing watery eyes stuffy nose and scratchy throat. Hope this helps!
Aporia
Oxygen in the air can cause sliced fruit to brown, a process called enzymic browning (an oxidation reaction). Phenols and the enzyme phenolase are found in the cells of the apple, and when these are exposed to oxygen in the air, for example through slicing, the oxygen causes a reaction.