Context: I took them by myself - this is the first time I have really gone anywhere with both of them by myself . It went okay , except that at the end of the appointment I forgot to wait for them to come in to do the vaccinations . I got down to the car , got them in their seats , called Jennifer to arrange dropping off Finn , and then realized they had n't had their shots .

Question: What may have happened next ?
Options:
0. They drove away and forgot about them .
1. None of the above choices .
2. The kids were brought back into the office .
3. They brought them back in at a later time .
Answer: 2