When did HIPAA begin?

In the word prefix, the prefix pre- means:

A) Around. B) Many, much. C) After, behind. D) Before, in front.

Drugs such as anti-anxiety agents or hypnotics may cause excessive adverse effects in the elderly because these patients are:

A) More sensitive to drugs that excite the central nervous system. B) Less sensitive to drugs that excite the central nervous system. C) More sensitive to drugs that depress the central nervous system. D) Less sensitive to drugs that depress the central nervous system.