Br is empty element having no closing tag.
/and space after br element
Any number of break lines can be used in a page.
<br />
<tag>Content</tag>
or
<tag>Content</tag>
<br />
You can apply bold element to any element and use any where within a HTML document.
Bold is a pair tag and output of bold element is weighted text like you can see in above example.
Open notepad or any other text editor, follow the following points.
save file with name task.html or task.htm and then open it using any browser and see results.
So in this way you can go to next line or break line by using br element