Constituents are people represented by a particular member of Congress.
Can you please translate this into English? No hate towards you unfortunately I cannot answer this question as I do not understand your language
the answer is: A cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors.
Here the requirement for research with human subjects according to the Fed :
"Obtains information or biospecimens through intervention or interaction with the individual, and uses, studies, or analyzes the information or biospecimens; or Obtains, uses, studies, analyzes, or generates identifiable private information or identifiable biospecimens."
The experiment on this ption fulfill the criteria because:
- The experiment should use studies or analytics to obtain some sort of private information from the subjects. (such as their mood)
- The experiment should make some sort of intervention that can be used to measure its hypothesis. (in the case above, the researchers could put the subject under a certain level of stress before telling them to solve a set of problems)
- The researchers need to interact with the subject in a certain way. (since the researchers meet the undergraduate directly, it's considered as an interraction)
The correct interpretation of this case is that antibiotic A is the only one that effectively fights the patient's bacteria.
<h3>How to interpret the results?</h3>
To interpret the results of this case, we must take into account the manifestations that occur with respect to the antibiotic samples A, B, C and D and their reaction with the bacteria in the patient's wound.
According to the above, it can be inferred that antibiotic A eliminated the bacteria, while the other three antibiotics allowed the proliferation of bacteria.
Learn more about antibiotics in: brainly.com/question/10868637
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It's not one of the options, but steam is what changed transportation during the Industrial Revolution.