Which Statement About Extraembryonic Membranes of Developing Chicks Is True

Multiple Choice

Which statement about extraembryonic membranes of developing chicks is true?

A) The allantoic membrane forms from endoderm and mesoderm, and it stores metabolic wastes.
B) The chorion and amnion form from endoderm and mesoderm.
C) The chorion secretes a protective fluid into the amniotic cavity.
D) The extraembryonic membrane closest to the eggshell is the amnion.
E) The chorion enhances water loss from the egg, keeping the embryo safe.