Multiple choice technology web technology Which of these is not true ? RSS is written in XML-based format elements are case sensitive RSS is written in XML-based format elements must be properly nested RSS is written in XML-based format attribute values must not be quoted RSS is written in XML-based format all elements must have a closing tag Reveal answer Fill a bubble to check yourself C Correct answer Explanation In XML-based formats like RSS, attribute values MUST always be quoted (single or double quotes). This is a fundamental XML rule. The statement 'attribute values must not be quoted' is false, making it the 'not true' option.