I am confused about this one

Question 26 2 pts Which of the following statements are true? I. Consumer surplus with third degree price discrimination is greater than or equal to consumer surplus with first degree price discrimination. Il. The monopoly profits without price discrimination are greater than or equal to monopoly profits with first degree price discrimination. Ill. Quantity produced with first degree price discrimination is greater than or equal to quantity produced without price discrimination. IV. Deadweight loss with first degree price discrimination is equal to deadweight loss with perfect competition. O I, III, IV, only O I and Ill only O All are true. O I and Il only