Which of the following sets lists the causes of systolic flow disturbances?

• A. Aortic stenosis, pulmonary stenosis, and mitral regurgitation
• B. Aortic stenosis, pulmonary stenosis, and mitral and tricuspid regurgitation
• C. Aortic stenosis, pulmonary stenosis, and mitral regurgitation
• D. Aortic stenosis, pulmonary stenosis, and mitral stenosis

Answer: (B)