Which of the following statements about child care in the United States is true?
◦ Most child-care centers require that caregivers have special training in child development.
◦ Child-care centers are nationally regulated and funded to ensure their quality.
◦ In studies of quality, about 20 to 25 percent of child-care centers offer substandard care.
◦ Child-care standards are set by the individual states and vary widely.