Which of the Following Is an Example of a Diplomatic

Which of the following is an example of a diplomatic solution?

A) The International Monetary Fund lends money to Greece.
B) Secretary of State John Kerry engages in talks with Russia to reach an agreement on the threat of Iranian nuclear weapons development.
C) The United States launches bombing strikes against terrorists groups and rogue states before they can do harm to the United States.
D) The United States sends medical aid, food relief, and rescue teams to Haiti after Haiti is struck by an earthquake.
E) The United States engages in a trade treaty with Canada and Mexico to lower or eliminate tariffs among the three countries.