What are the 4 abnormalities associated with Tetrology of Fallot?
a. VSD, overriding aorta, pulmonary stenosis, right ventricular hypertrophy
b. ASD, pulmonary atresia, aortic stenosis, left ventricular hypertrophy
c. PDA, coarctation of the aorta, atrial septal defect, pulmonary hypertension
d. Mitral valve prolapse, aortic regurgitation, tricuspid stenosis, left atrial enlargement