e. Defamation and obscenity.
Obscenity are censored, and so are not protected. Defamation give a false claim to a certain person, and is not protected either.
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Answer: "The physical sciences are a source of eternal knowledge."
Explanation:
Both Plato and Aristotle were the philosophers who worked upon various disciplines of science. They were agree on the same principle of physical science which they considered as a source of eternal knowledge. They studied different objects. Plato believes that understand object how it forms need to be understood. Also, Aristotle wanted to discover the form of object and its functioning. This practice is called teleology.
Answer:
Not sure if this answers the question, but 83 members of the Donner party who were trapped in the mountains, 45 only survived to reach California.