Question

which tag does not have. a closing tag a img b h1​

Answer 1

Answer:

The void elements or singleton tags in HTML don't require a closing tag to be valid. These elements are usually ones that either stand alone on the page ​or where the end of their contents is obvious from the context of the page itself

Explanation:

Answer 2

Answer:

I have done HTML, and surely img doesn't have a closing tag, h1 has it, </h1> if you remember :)