It's kinda hard to explain but I found a reliable website
http://www.history.com/topics/mcculloch-v-maryland
The Truman Doctrine was an American foreign policy to stop Soviet imperialism during the Cold War. It was announced to Congress by President Harry S. Truman on March 12, 1947 when he pledged to contain Soviet threats to Greece and Turkey.
C.The Whigs and Democrats adopted an antislavery platform.
Answer:
You have to provide the reasons :)
Explanation:
