According to Research on Infant Swim Programs and Recommendations from Groups

According to research on infant swim programs and recommendations from groups like the American Academy of Pediatrics, which of the following is true?

A) Early programs emphasizing drown proofing are particularly important to ensure the safety of infants in the water.
B) Formal swim lessons should begin as early as two years of age.
C) The indoor swimming environment can increase the chance of allergic reactions and impair respiratory health.
D) Early swim lessons are important for improved hyponatremia in infants.