What was one advantage the constitution had over the Articles of Confederation?

One advantage that the Constitution had over the Articles of Confederation was:
D. Foreign power was centralized under the federal government.
Answer: Foreign policy was centralized under the federal government.
Explanation:
Under the Articles of Confederation, the federal government encountered several difficulties in handling foreign policy, mainly because of its inability to enact laws contrary to the interest of individual states.
The United States Constitution developed in the Constitutional Convention in Philadelphia (1787) established a federal government with further authority, including foreign relations.