Which statement best describes an ethical guideline of the APA relating to psychological research studies?

A. Researchers should inform participants about the duration of the study after it is completed.
B. Researchers should not allow participants to quit a study midway.
C. Researchers should inform participants in clinical studies about the benefits and risks of participation.
D. Researchers should not make voice recordings or take photographs of participants in a study.
Edmentum PLATO

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Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected. b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans. c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host. d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.

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