> Do not confuse the <b> element with the <strong>, <em>, or <mark> elements. > The <strong> element represents text of certain importance, <em> puts some emph

> Do not confuse the <b> element with the <strong>, <em>, or <mark> elements. > The <strong> element represents text of certain importance, <em> puts some emphasis on the text and the <mark> element represents text of certain relevance. This really confused me. Isn't this all basically the same?