What Was a Key Reason Why Some Citizens Advocated for a Public-School

What was a key reason why some citizens advocated for a public-school system?

A) to ensure only the wealthy had the basic level of skills necessary for a good life
B) to reinforce values of the Catholic Church in every American
C) to prepare the next generation to become good citizens
D) to deny immigrant children an American education
E) to give school-age children a year-round learning opportunity