The interviewers would like to know you apart from what is on your CV and school transcripts. You are not obligated to discuss personal matters such as your relationship status. Stick with some interesting facts to show the interviewers at the University of Tennessee that you are a real person, too.
A unique answer will make you a memorable candidate! At the end of your response, remember to connect the factors you discuss to how they will ensure that you are a stellar student and future veterinarian.