Many times in classic literature the heros were from lower class or higher class. there was no inbetween. in modern a hero can be any gender, race, or ethnicity. I hope this helps!
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more nitrogen gas became present in the atmosphere
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Humanities, it best fits. Humanity is the study of human culture, such as literature, philosophy, and history.
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The standard deviation can be an effective tool for teachers. The standarddeviation can be useful in analyzing class room test results. A large standarddeviation might tell a teacher the class grades were spead a great distance fromthe mean. A small standard deviation might reflect the opposite of thepreceding
