The abbreviation for paroxysmal nocturnal dyspnea is:

In the phenomenon of proportionality,

A) a variable is independent of another variable. B) multiple variables change independently of each other. C) one variable changes in proportion to another. D) two variables can be controlled by the experimenter.

A derogatory statement concerning other coworkers' skills, character, or reputation is unprofessional and known as a(n) _____________________

A. ethical dilemma C. sentinel event B. tort D. defamation