Stimulation of the suprachiasmatic nucleus of the hypothalamus triggers the release hypocretin, a hormone that induces sleepiness

When a researcher tests his or her hypothesis, he or she is

often hoping to gather information that is consistent with a particular theory. What, more specifically, allows a researcher to say that he or she has "proven" a theory? A) Any time a hypothesis is confirmed, a theory is automatically "proven." B) Any time a hypothesis confirms one theory and simultaneously disconfirms at least one other theory, a theory has been "proven." C) Any time a hypothesis confirms one theory and simultaneously disconfirms all other known theories, a theory has been "proven." D) A researcher is never able to say that he or she has "proven" a theory.

Which of the following individuals is most at risk for developing an eating disorder?

A. Sierra, a lacrosse midfielder B. Barrett, a middleweight wrestler C. Naida, a cross-country skier D. Derrick, a soccer goalie