Given the question: Read the following conversation and answer the question. W: We should've left 30 minutes earlier! Traffic is awful! We are going to miss our flight! M: We need an extra hour to get there! We aren't even halfway to the airport. Plus, we need to check in and go through security, which will take at least 45 minutes. Question: How long will it take to get to the airport? - One hour. - 45 minutes. - 30 minutes.
The answer is:
One hour.