Anti-war marches and other protests, such as the ones organized by Students for a Democratic Society (SDS), attracted a widening base of support over the next three years, peaking in early 1968 after the successful Tet Offensive by North Vietnamese troops proved that war's end was nowhere in sight.
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.
The major purpose of the master document is to manage the long documents that contain many chapters or sections. So, none of the above choices is correct.
<h3>What do you mean by master document?</h3>
A master document refers to a document that contains many chapters or sections or when it becomes unmanageable in a single document.
A master document contains special links for the documents.
Therefore, D is the correct option.
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