Answer:
The World Wide Web Consortium provide a simple online tool (https://validator.w3.org/) that automatically check your HTML code and point out any problems/errors your code might have, such as missing closing tags or missing quotes around attributes.
Explanation:
your question is not clear
hope it helps
Btw..which dtadium do u want cricket or football!?
Answer:
The correct answer is <u>mainframe</u>
I hope this helps! ^-^
A, B , and E sorry if I’m wrong