Mark Twain called the late 19th century the "Gilded Age." By this, he meant that the period was glittering on the surface but corrupt underneath.
I believe the answer is A. Hope this Helps!!
The major criticism of the Catholic Church put forward by the Protestants during this time was that the Church had "lost its way" and become too focused on pageantry than on truly serving God.
Horace Mann invented school and what is today the United States' modern school system. Horace was born in 1796 in Massachusetts and became the Secretary of Education in Massachusettes where he championed an organized and set curriculum of core knowledge for each student.