A female neonate delivered by elective cesarean birth to a 25-year-old mother weighs 3,265g (7 lb, 3 oz). The nurse places the neonate under the warmer unit. In addition to routine assessments, the nurse should closely monitor this neonate for which of the following（）
A. Temperature instability due to type of birth.
B. Respiratory distress due to lack of contractions.
C. Signs of acrocyanosis.
D. Unstable blood sugars.
