What is the difference between an opinion and a theory

Reformers worked to change schools by making them more:

What is the focus of article 1 of the constitution? describing the powers and structure of the legislative branch defining bicameral and unicameral houses explaining the veto and override processes reviewing the executive branch of the government

What happened during the victorian age? a. all social classes lived near each other b. the middle class became much larger c. city populations began to decrease d. families continued to go to work together