Hello,<br/><br/>Many kind thanks in advance to whoever can answer which of the following sentences is correct:<br/><br/>1. If your career plans don't work out, what would you do?<br/><br/>2. If your career plans didn't work out, what would you do?<br/><br/>3. If your career plans were to not work out, what would you do?<br/><br/>To me they all involve unreal future situations which go with the modal verb 'would'. However, I don't know which one is grammatically correct.<br/><br/>Thank you for your time and assistance.