The correct answer is D) Horace Mann.
The reformer is Horace Mann.
Horace Mann (1796-1859) was an American Professor dedicated to creting a public education free for all, with well-prepared teachers. In 1838 he created the “Common School Journal”, where he talked about pedagogy and school issues in the U.S. Education in those years was not as good as it should be in a democracy, he considered. He thought that public education needed to has good quality and should be accepted every individual who wanted to prepare.
