Lizzy and Marisa both had baby girls. Lizzy named her girl Rowan, and Marisa named her girl Samantha. When the mothers took their babies home, they began to wonder if the hospital had by mistake given them the wrong baby to take home. Blood tests revealed that Lizzy's ABO blood phenotype is A, her husband's B, and the baby they took home O. Blood tests revealed that Marisa's ABO blood phenotype is O, her husband's AB, and the baby they took home AB. Had Lizzy or Marisa received the wrong baby? Show your work.