What role did prussia play in reforming education within the united states?

a) war with prussia encouraged the united states to begin reforms after realizing illiteracy was a problem for many soldiers.

b) prussia sent a number of poorly educated immigrants to the u. s., which caused reforms to focus on achievement.

c) reformers in the u. s. adopted aspects of the prussian education system, such as compulsory schooling and grade levels.

d) the prussian ambassador to the u. s. was an outspoken education reformer who collaborated with horace mann.