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<html><body><p>Create variables of different types:</p><p id="demo"></p><script>var pi = 3.14;var person = "John Doe";var answer = 'Yes I am!';//document.getElementById("demo").innerHTML = pi;document.getElementById("demo").innerHTML = person;//document.getElementById("demo").innerHTML = answer;</script><p>Try to experiment with the // comments.</p></body></html>