is that westminster bridge down there?are there any people on the bridge?怎么回答

Is that westminster bridge down there?
回答：Yes,it is./ No,it isn't
Are there any people on the bridge?
回答：Yes,there are./ No,there aren't
are there any cars and buses?
回答：Yes,there are./ No,there aren't
任意选择其中的一个.