Case-Based Critical Thinking QuestionsCase 7-2Kyra is quizzing her friend Leon about the various options available in CSS to direct parts of the Web page to different output devices, in preparation for his test tomorrow.Which of the following selectors will hide the nav and footer elements, according to Leon?
A. nav, footer{
display: not;
}
B. nav, footer{
display: none;
}
C. nav, footer{
display: ;
}
D. nav, footer{
display: false;
}
Answer: B
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