What to wear to Interview

I am currently preparing for my optometry school interviews and have been reading some posts regarding what to wear to an optometry school interview as a girl. I was planning on wearing either dress pants or a dress skirt (length is to my knees) & a dress shirt. However, I've seen a lot of posts on here mentioning wearing suits; I know this is the case for boys, but I was not planning on wearing a suit as I do not even own one.
I was wondering if anyone who has gone on optometry school...

What to wear to Interview