Out of process of elimination option D is the valid option. Indeed the United States did improve its global standing it had on the world after the end of world war 2 with the creation of NATO and its overseas Allie’s around the world. The Soviet Union in fact did face economic and political ruin after world war 2 due to the fact almost all of the Soviet union’s European land was attacked by Germany and its Allie’s during operation Barbarossa and many industrial sites and factories were destroyed.
They can be used to record events from a story or a history lesson in a sequential format. They can help keep events in chronological order as you write summaries.