In the majority opinion, Fortas suggest that the reason for the school authorities' actions is that they were uncomfortable with such a controversial topic. According to Justice Fortas school authorities wanted to avoid controversy on the topic of Vietnam war.
a. the audience knows something the character(s) don't
Observation is a very important part of science. It lets us see the results of an experiment, even if they are not the results we expect. It lets us see unexpected things around us that might stimulate our curiosity, leading to new experiments. Even more important than observation is accurate observation. Often, our eyes and our brains play tricks on us, letting us see what we expect to see, instead of what is actually there.
I can't read that and I don't how long it will take me to read that
