Which of the following statements are TRUE? 1. Inflection points only occur when there is a change in concavity. II. If f is increasing on the interval (a, b), then f ' > 0 on the interval (a, b). Ill. One condition that must be met in order to apply the Mean Value Theorem is that f (a) = f (b). O I and Ill only O 1, ll, and Ill I only O None of them O lI only O Ill only O ll and Ill only O I and ll only