I did three of the problems
The centery where we go off of technology.
School start 1689 school start times on Awareness Project Surveillance and Epidemiology workgroup was tasked with studying and critically assessing the data from published studies on the effects of school start times on significant social, educational, and health outcomes.
<h3>When did you start school? </h3>
Horace Mann is credited with inventing school and the contemporary educational system in the United States.
Horace was born in Massachusetts in 1796 and went on to become the state's Secretary of Education, where he advocated for a well-organized and well-defined curriculum of basic knowledge for each student.
For more detail about history of school reference link:
brainly.com/question/27551951
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I think its C. they staged a counter-demonstration. I may be wrong.
