Question: The code below is rendering nothing, and there is an error that says "ReactDOM is not defined." How do you fix this issue?

1. `render(element, document.getElementById("root"));`
2. `ReactDOM(element, document.getElementById("root"));`
3. `renderDOM(element, document.getElementById("root"));`
4. `DOM(element, document.getElementById("root"));`

Answer: The correct answer of the above question is Option A:`render(element, document.getElementById("root"));`