Respuesta :

Both language and social interaction
 They differs based or varied according to the socioeconomic status of the center's clientele (families)

Answer: Language and social interaction

Explanation:

Miller developed a study to examine the nature of early socialization in quality day-care centers working with kids from different socioeconomic backgrounds.  Miller found that language and social interaction differed according to the different social classes of the families they have as clients. Also, families look for caregivers that have an alike ideology on caregiving.