they are interviewing multiple people. they are also so busy that they could have forgotten to print one out ahead of time.
show how prepared you are from the start by having multiple copies of your resume.
it will also help you to have a copy, just in case you need a refresher of your own work history or maybe get so nervous that you forget everything. it can happen to anyone.
do some research about the company and, if you know who it is, the person interviewing you. write out some questions about the company, the staff, and their goals. don’t be afraid to ask questions about vacations, sick days, and how 