Im pretty sure it’s carbon but it may also be oxygen depending on which living things they’re referring to
<span>Answer: Nausea
Explanation: Prochlorperazine which belongs to a group called phenothiazine tranquilizers is effective in treating dizziness due to labyrinthitis . It is used to treat mood swings in psychotherapy. It helps to get relief from Nausea and vomiting during a migraine.</span>
<span>Humans add greatly to the carbon cycle by "</span>exhalation of carbon<span> dioxide, the burning of fossil fuels, deforestation and other poor agricultural practices."
-Reference.com</span>
Carbon can form single, double, and triple bonds with other carbon atoms.