Joshua makes $50,000 a year and pays 24% of their income in taxes. Zoey makes 90,000 a year and pays 28% of their income in taxes. What type of tax structure explains this difference? O Progressive
Proportional
C
Flat
Regressive

Atherapist at a free university clinic treats elementary school children with behavior problems who are referred by a social service agency. she is also a doctoral candidate who proposes using data she has and will collect about the children for a case-based research project. describe the type of parental permission which is required in this case?