Bloody Hell...What to Wear?

so i'm going for a "skills essment] in a little bit for my job application to Walgreen's. I'm a very casual person; the nicest things in my closet: sundress [it's snowing outside] a slouch-neck white and cerulean [bright blue] striped sweater, a navy sweater with stripes on the wrists, black pants, baby doll top, black and white sweater shirt, black and white plaid boots, and heels. what should i wear? anybody help?