Read the following context and choose the best option to answer the question.
Context: I had to be home really early though , because I had orientation for school today . And ... today I woke up at 4 am . My uncle left around 4:30 for work , which is just a couple of blocks away from the campus . So ... we got there and I sat in his office for a while until around 6:15 when I decided to start heading for the check - in site . it took me about a half an hour to walk there at a pretty fast pace .
Question: What job does the narrator 's uncle have they requires he start so early he went at 4:30 ?
Options: 
- None of the above choices .
 - Their uncle is a janitor , cleaning offices at the campus they are going to .
 - Her uncle is a security guard and sits in a room full of monitors all day .
 - Their Uncle works at the campus cafeteria and has to prepare breakfast .


Her uncle is a security guard and sits in a room full of monitors all day .