Help me in solving HTML12 problem

My issue

Importance of Greece

My code

// your code goes here

Learning course: Learn HTML / CSS
Problem Link: CodeChef: Practical coding for everyone

<body>
    <!-- Type your code below this line -->
    <h2>About Greece</h2>
    <p><u>Greece</u> officially the Hellenic Republic is a country in south East Europe.<br> Greece has the longest coastline on the Mediterranean Basin, featuring thousands of islands.</p> 
    
    <h2>Importance of Greece</h2>
    <p><i>Greece is considered the cradle of Western civilization, being the birthplace of democracy, Western philosophy, Western literature, historiography, political science, major scientific and mathematical principles, theatre and the Olympic Games.</i></p>
    
</body>
<!--
Some useful HTML tags are :-

<h[1-6]> - </h[1-6]> :- Use to make a Headings
<p>...</p>           :- Use to make a paragraph
<br>...</br>         :- Use to break the text to a new line
<u>...</u>           :- Use to underline the text
<i>...</i>           :- Use to italic the text
<b>...</b>           :- Use to Bold the text
<a>...</a>           :- Use to link to another document or
                        resource.
-->
Solution of your problem is :-

<body>
    <!-- Type your code below this line -->
    <h2>About Greece</h2>
    <p><u>Greece</u> officially the Hellenic Republic is a country in south East Europe.<br> Greece has the longest coastline on the Mediterranean Basin, featuring thousands of islands.</p> 
    
    <h2>Importance of Greece</h2>
    <p><i>Greece is considered the cradle of Western civilization, being the birthplace of democracy, Western philosophy, Western literature, historiography, political science, major scientific and mathematical principles, theatre and the Olympic Games.</i></p>
    
</body>