Answer :
Final answer:
During a cesarean section, the Yankauer suction catheter is used to suction the baby's mouth and nose to remove mucus and facilitate the newborn's first breath. the correct answer is a
Explanation:
During a cesarean section, a suction catheter used to suction the baby's mouth and nose is the Yankauer suction. This is done to aspirate mucus from the newborn's mouth and nose to help facilitate their first breath after birth. The Yankauer suction is specifically designed for oral suctioning and is commonly used in medical procedures.