// card.jsimport React, { useEffect } from "react";export default function Card(props) {
useEffect(() => {
const timeoutID = setTimeout(() => {
props.onSelect(null);
}, 5000);
return () => {
clearTimeout(timeoutID);
};
}, [props.onSelect]);
return [1, 2, 3, 4].map(choice => (
));}