Many people think that it’s better to say ‘no’ to this question and move on to the next. But, disagreements in projects are quite common. So, it is extremely unlikely nobody disagreed with your decisions (Especially, if you are a senior project manager). So, it’s better to say yes and go on to describe how you handled the situation. Show that you are a person who can take feedback constructively and can take everybody along with you in a collaborative manner.