Marked Changes That Occur in the Cardiopulmonary System at Birth

Marked changes that occur in the cardiopulmonary system at birth include which of the following?
Note: Credit will be given only if all correct choices and no incorrect choices are selected.

A) Closure of the foramen ovale
B) Closure of the ductus venosus
C) Mean blood pressure of 31 to 61 m m H g in full-term resting newborns
D) Increased systemic vascular resistance and decreased pulmonary vascular resistance
E) Opening of the ductus arteriosus