The answer is 2 because the fourteen points is a speech given by Woodrow Wilson to Congress for peace at the end of WW1. In the speech, he suggested the formation of the League of Nations.
The correct answer is:
Examining historiography
Historiography is defined as the study of the resources, process and methods of historians in developing history as an academic discipline, and by extension is any body of historical work on a particular subject. The historiography of a specific topic explains how historians have studied that topic using particular sources, techniques, and theoretical approaches.
Soviet leader Nikita Khrushchev gave the go-ahead for the construction of the infamous border structure. "d"
The Berlin Blockade was the first major crisis of the Cold War. "c"