Answer:
Option: They Began offering more vocational courses.
The expanded the curriculum to include science courses.
They automatically accepted African American students.
Step-by-step explanation:
Before the late 1800s, American schools had fewer students. Working-class and Immigrant families in cities to rely on their children working in industries and factories to support the family. The high schools attended by upper and middle-class students who wanted to pursue higher academic education and good jobs.
In late 1800, reformers introduce with vocational and industrial programs in high schools. Children from the middle class and working communities could attend school to get trained and educated.
African Americans in the Southern states had to attend segregated schools. African Americans in northern cities had better schools than in the South.