The correct answer is D) a chief executive who would be a diplomat among world leaders.
When the constitutional convention laid out the framework for the executive branch, they wanted a chief executive who would be a diplomat among world leaders.
The delegates in the Constitutional Convention considered the existence of an executive branch led by the kind of person that would become a great leader and diplomat that could lead other nations to peace, cooperation, and understanding. A leader that would support trade in the foreign arena, and commitment to lead the American people in the United States.
The other options of the question were A) to elect a leader for life, B) a leader that would represent them with worker's unions, and C) him to eventually begin writing his own laws.