Which of the Following Was Cited by Zigler and His

Which of the following was cited by Zigler and his colleagues supporting universal preschool in the United States?

A) It is more important to improve preschool education for young children who are disadvantaged rather than funding preschool education for all 4-year-old children.
B) The quality of inner-city schools has often been found to be questionable.
C) Research has proven that the gains attributed to preschool and kindergarten education are often overstated.
D) Universal preschool would bring billions of dollars of cost savings because of a diminished need for remedial and justice services.