Which of the following best describes why women should avoid drinking alcohol when pregnant? a. alcohol use should be avoided during pregnancy because whatever the mother drinks will pass through the liver into the fetus, damaging its growing body. b. drinking alcohol during pregnancy should be avoided because the fetus's lungs are underdeveloped and can not process the alcohol. c. alcohol use should be avoided during pregnancy because it can cause the fetus to be born with physical deformities and mental difficulties. d. women should avoid alcohol during pregnancy because it increases both the mother's and fetus's chance of developing alcohol-related birth defects.