What is the name of the 1972 Supreme Court decision that established the three-pronged 'Lemon test' for determining whether a law violates the Establishment Clause?

• A Everson v. Board of Education
• B Lynch v. Donnelly
• C Lemon v. Kurtzman ✓
• D McCreary v. ACLU

The Lemon test required that a law have a secular purpose, not advance or inhibit religion, and avoid excessive government entanglement with religion ΓÇö a standard recently abandoned by the Supreme Court.