How did Wisconsin violate the Free Exercise Clause in Wisconsin v. Yoder?

A. Wisconsin made a law establishing limits on Amish practices outside of the community.
B. Wisconsin made a law banning incendiary speech against certain religious groups.
Wisconsin made a law forcing children to go to public schools instead of receiving a private education.
D. Wisconsin made a law allowing the use of religious dress while serving in the military.

C. Wisconsin made a law forcing children to go to public schools instead of receiving a private education.

is this true