Identifying Informal Presidential Powers

In the context of the U.S. Constitution, the President of the United States has several powers that are outlined directly in Article II. These powers include, but are not limited to, the roles of Commander in Chief of the armed forces, the ability to grant pardons, and make treaties with foreign nations, provided two-thirds of the Senate concurs. However, there are additional informal powers that presidents have exercised to expand their influence. Based on your understanding of these powers, which of the following actions is an example of an informal power exercised by the President?