以下哪个选项是HTML中用于定义标题的标签？
答案解析
本题考查HTML的基础知识。正确答案是B，因为
到的标签用于定义HTML文档中的六级标题。选项A的用于定义文档的页眉，选项C的用于定义文档的标题，显示在浏览器的标题栏中，选项D的<head>用于包含文档的元数据。
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<i class="fas fa-check-circle me-2"></i>正确答案：B
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