Which of the following is True about the heart?____A.The blood is pumped into the right ventricle and to the pulmonary artery to be sent to the lungs where carbon dioxide is removed and oxygen is added.B.During the systole, oxygenated is pumped out of the right ventricle into the aorta and from there through the veins to all organs of the body.C.There are four chambers which are made up of several layers of smooth muscles.D.The heart is roughly the size of the your fist.