🤓 Based on our data, we think this question is relevant for Professor Heider's class at UCF.

Solution: Consider the following substance I. saline IV solution II. salt (NaCl) III. aluminum foil IV. salad dressing Which of the following is true? A) I and III are pure substances, IV is a homogeneous mixture. B) I and II are homogeneous mixtures C) Both II and III are pure substances, I is a homogeneous mixture D) None of the above is true