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<html><head><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script><script>$(document).ready(function(){ $("div span").css("background-color", "yellow");});</script></head><body> <h2>What will $("div span") select?</h2><h4>This div element has two descendants, p and span:</h4><div style="border:1px solid black;padding:10px;"> <p>This is a paragraph.</p> <span>This is a text inside a span.</span></div><h4>This div element has also two descendants, p and span:</h4><div style="border:1px solid black;padding:10px;"> <p>This is a paragraph. <span>This is a span element, inside the paragraph.</span></p></div></body></html>