Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) Foreign policy, increasingly, is what is happening around the world while the United States is making other plans. More than five months into Donald Trump's presidency, American adversaries and allies alike are adjusting to a new era in which Washington seeks its own idiosyncratic and unpredictable "America First" path. In Europe, Asia, and the Middle East, governments are assessing shifting US priorities and in some cases seeking alternative sources of leadership and partnership in the belief that America has stepped back. Trump's unpopularity abroad is forcing leaders to consider their own political positions, before getting too close to the American President -- even if they seek to preserve Washington's still vital global role as the guarantor of liberal market economics and democracy.American adversaries and allies alike are adjusting to a new eraTrump's unpopularity abroad is forcing leaders to consider their own political positions 
 Question:The Trump administration refutes the notion that it has downgraded American leadership, arguing that _'s foreign trips, flurry of meetings and frequent calls with foreign presidents and prime ministers shows intense engagement.

Donald Trump