Final answer:
The correct article of the US Constitution that addresses the problem of collecting taxes by the national government under the Articles of Confederation is Article IV. The correct option is d.
Step-by-step explanation:
Under the Articles of Confederation, the issue of collecting taxes by the national government was a problem. The national government had limited power and lacked the authority to enforce tax collection. This led to financial instability and hindered the functioning of the government.
Article IV of the United States Constitution addresses the relationship between the states and the federal government. It primarily deals with issues between states and between the states and the federal government. This article provides a framework for resolving disputes and establishing a balanced power structure between the states and the federal government.
The correct option is d.