A smiling face is drawn with React and SVG, using yellow circles for the head and eyes with black outlines, all rendered inside a 960-by-500 viewport. The implementation relies on React 17 and ReactDOM to mount the SVG elements into the DOM, with the markup defined as JSX in the App component. The page also includes a commented-out static SVG version of the same shape, suggesting an iterative design process. No interactive behavior or data binding is present, as the code only displays the static graphic.