In the case of Wickard v Filburn, the U.S. Supreme Court relied heavily on the September 08, 2018 Public Affairs In the case of Wickard v Filburn, the U.S. Supreme Court relied heavily on the a. Commerce Clause b. Necessary and proper clause c. General Welfare Clause d. Supremacy Clause Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+