Trevor Ferrell asserts that one must put up the necessary effort to affect change. Because he thinks that even one individual can have a significant impact.
Who is Trevor Ferrell?
American citizen Trevor Ferrell (born in 1972) first attracted attention as a young teen for his efforts to help the homeless.
Trevor Ferrell may be the most sensible individual who was up hearing comparisons to Gandhi and Jesus. “Trevor's Campaign” for the Homeless was born out of Trevor's drive and conviction that people do matter.
As a result, option (a) one is correct.
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If you mean ethnicity wise, African Americans (men only) received the right to vote in 1870. If you mean when did women get to vote, it was in 1920, August 26.
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Answer:
The answer is double blind experiment.
Explanation:
In a double blind experiment, neither the researchers nor the participants are aware about which group is receiving the experimental treatment. This is done in order to prevent biases in the participants' judgment (the placebo effect), and prevent the researchers from giving accidental cues.
The greatest advantage of double blind studies is they have greater reliability and validity than other types of studies.