Marie is writing a persuasive paper against school uniforms. She wants to prove that school uniform policies can hurt students and the learning process. Marie decides to use the source above from an educator to argue this point. Which of the following quotes from the passage would best support her argument?

When conducting research online, the key word or key phrase you type into a search engine should be a. as general as possible to include all possible results. b. unchanging from search to search so that you get consistent results. c. as clearly defined as possible so in order to narrow your search. d. flexible and applicable to a variety of topics.