Which of the Following Physiologic Changes Are Common in Pregnant

Which of the following physiologic changes are common in pregnant women?

A) Circulating blood volume decreases by 20% as it is diverted to the placenta.
B) Oxygen consumption increases to accommodate the fetus's needs.
C) Respiratory tidal volumes decrease because of the elevated diaphragm.
D) Gastric motility decreases because of displacement of gastrointestinal structures by the enlarged uterus.
E) The glomerular filtration rate increases as cardiac output rises.