Jane works at a fashion design company, and is having problems getting dressed for work. She refuses to wear any color combination that does not go well together as many of her clients may look down upon this.

She has two pairs of skirts, brown and blue; three blouses, white, sky blue, and gray; four pairs of stockings, red, black, brown, and blue; and two pairs of shoes, black and brown.

The blue skirt cannot be worn with red or brown stockings.
Gray does not go well with brown.
Black does not go well with brown.

Jane buys a gray scarf. If she wears the new scarf, then she could: