Co zostanie wyświetlone po wykonaniu poniższego kodu JavaScript? const promise = new Promise((resolve, reject) => {setTimeout(() => {resolve('success'); },1000); });promise .then(res => {console.log(res);return 'first then'; }) .then(res => {console.log(res); });

• Asuccess, first then
• Bsuccess
• Cfirst then, success
• Dfirst then