function Select() {
  function handleSelect(e) {
    alert(`"${e.target.value}" selected`);
  }
  return (
    <select onChange={handleSelect}>
      <option value="avocado">Avocado</option>
      <option value="carrot">Carrot</option>
      <option value="potato">Potato</option>
      <option value="banana">Banana</option>
    </select>
  );
}

ReactDOM.render(<Select />, document.getElementById("root"));