The clinician is seeing a toddler for a follow-up visit. The chart indicates that the previous examiner noted an innocent murmur. You should suspect a possible pathological murmur if the examination reveals the following
A. Murmur is grade I-II/IV
B, Murmur changes with the toddler's position. C. Murmur is musical in quality. D. Murmur is diastolic.