Upon Auscultation of a Patient's Heart Sounds a Diastolic Murmur

Upon auscultation of a patient's heart sounds a diastolic murmur is heard.Which of the following valvular defects will be associated this type of murmur?
I.Leaky semilunar valves
II.Stenotic semilunar valves
III.Leaky atrioventricular valves
IV.Stenotic atrioventricular valves

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