PLEASE HELP! Which best compares and contrasts a pediatrician and an obstetrician?

A. A pediatrician identifies, analyzes, treats, and prevents illnesses/injuries in children, while an obstetrician uses natural
healing techniques to treat and prevent medical problems.

B. A pediatrician identifies, analyzes, and treats patients with heart illnesses, while an obstetrician treats and works with
patients who are pregnant or going through childbirth.

C. A pediatrician identifies, analyzes, treats, and prevents illnesses/injuries in children, while an obstetrician treats and
works with patients who are pregnant or going through childbirth.

D. A pediatrician identifies, analyzes, and treats disorders of the feet, while an obstetrician identifies, analyzes, treats,
and prevents illness/injuries in children.