9 questions correspondantes
Just be relaxed and look engaged with the interviewer and make sure you are intrigued by the company. Ask lots of questions cause that will make them feel as though you want to learn more about the company and be involved.
Jeans, black pants, no rips, no clothing brands logo, add a cardigan, somewhat formal somewhat casual
Dress business casual, tell them you are excellent at multi-tasking (you will have to be).