About carey coombs murmur which is false –
(A) Delayed diastole murmur (B) Seen in rheumatic fever (C) Can be associated with AR (D) Low pitched murmur
(C) Carey-Coombs Murmur 

Heard in patients with acute rheumatic fever.
Occurs due to inflammation of mitral valve cusps or excessive left atrial blood flow as a consequence of MR.
Soft middiastolic murmur usually follows