Which of the following is the best example of naturalistic observations

Explanation:

watching children play in a park and recording their behavior

conducting sleep research in a laboratory

comparing headache reports from two groups listening to different types of music

interviewing college students about their study habits

supplies had to travel a long distance across water on ships that were often attacked, so they did not reach europe

- "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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