Trending data is needed when evaluating fitness levels in order to
a.
compare against others
b.
chart overall progress
c.
correct inaccurate data
d.
keep a person motivated

The answer is C

Explanation:

- "schenck v. united states, case in which the u.s. supreme court ruled on march 3, 1919, that the freedom of speech protection afforded in the u.s. constitution's first amendment could be restricted if the words spoken or printed represented to society a “clear and present danger.” "

- speech aimed to potentially create danger could be banned.

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c) troops march forward in close formation against newer, more accurate weapons