36.Which sequence of blood flow can be observed in either a reptile or a mammal?
(A)left ventricle aorta — lungs — systemic circulation.
(B)right ventricle — pulmonary vein —^ pulmocutaneous circulation.
(C)pulmonary vein — left atrium —^ ventricle pulmonary circuit.
(D)vena cava —• right atrium —^ ventricle —＞ pulmonary circuit.
(E)right atrium — pulmonary artery — left atrium — ventricle.