What's description of education reforms introduced in the early 1800s is correct

Horace Mann championed education reform that helped to expand state-sponsored ... Many of what are now called “Historically Black Colleges and Universities” ... By the close of the 1800s, public secondary schools began to outnumber private ones. ... For 20 years prior to the first introduction of the bill in 1857

Explanation:

it is a : ) always outside of government control