How did the supreme court's engel v. vitale decision affect civil liberties for u. s. citizens?
a.
it reinterpreted the free exercise clause to apply to religions other than christianity.
b.
it established that all issues related to religion could not be addressed in federal courts.
c.
it expanded the interpretation of the establishment clause to limit government-led prayer.
d.
it protected citizens from government efforts to limit public expressions of religious faith.