Question: Maternal mental illness during gestation can harm the developing fetus via which of the following mechanisms? Need Assignment Help? a.) Immunologic shifts in the mother and fetus such as increased cortisol levels b.) Epigenetics: Changes in gene expression without changes in the gene sequence c.) Alterations in brain organization and morphology d.) Changes in the fetal environment due to shifts in the exchange of nutrients and waste products at the level of the placenta e.) All of the above