In Which of the Following Situations Is Pressure-Controlled Ventilation Sometimes

In which of the following situations is pressure-controlled ventilation sometimes used?
I.when a precise PaCO₂ has to be maintained (some closed-head injuries)
II.when more even distribution of ventilation is required
III.when ventilating patients with severe, refractory hypoxemia
IV.when tidal volume in unstable due to leaks

A) I and II
B) III and IV
C) I, II, and III
D) I, III, and IV