Answer:
A) Bright lights will keep more students awake in class than dimmer lights.
Explanation:
Professor Boredom's hypothesis in this example is that<em> bright lights will keep more students awake in class than dimmer lights</em>. In this example, Professor Boredom is blaming sleepy students on lights. Lights are the independent variable that he can manipulate to find the number of sleepy students. The number of "sleepy students after the lecture" is according to Professor Boredom, the dependent variable that responds to the independent variable the "amount of light".
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That kind of fallacy is called Argumentum ad Hominem. It means the argument is addressed to the person; attacking that person instead the issue. There is an irrelevance because the argument is against to the person making a claim, rather against to the claim itself. An example is judging a person's social status or attitude, like calling his strategies aren't effective to finish a certain task because of his untidiness and laziness.
