Answer:
E. Carbon, helium, nitrogen, oxygen, phosphorus, sulfur, or, as some prefer to call them,
CHNOPS.
or
D. Carbon, hydrogen, nitrogen, oxygen, phosphorus, sulfur, or, as some prefer to call
them, CHNOPS
Among the given choices, the correct answer is "to maintain normal room temperature". The temperature of the drug is crucial to be maintained at normal room temperature, specifically at around 15 to 30 degrees Celsius; otherwise, in colder temperatures, the drug will crystallize and will be rendered useless.
Answer:
an opening into a vessel or cavity of the body.