I have a 3 year gap on my resume and every job I've gone for has asked about it. It's there because I was studying full time as an adult, and when I tell people

I have a 3 year gap on my resume and every job I've gone for has asked about it. It's there because I was studying full time as an adult, and when I tell people that they usually laugh and say they were making sure it wasn't a stint in prison.