The correct answer to this open question is the following.
Although there are no options/choices attached neither further context nor references, we can comment on the following.
A major strength of the Articles of Confederation was that they allowed states to make decisions for themselves and the states remained sovereign. Under the Articles of Confederation, the states could collect money through taxation.
Under the Articles of Confederation, the central government was weak. It could not collect money through taxation. It was the states the ones that remained sovereign and could collect money through taxes.
Under the Articles of Confederation, there was no national currency, no national authority to tax, and the fear of citizen uprisings.
That is why the delegates of the states met at the city of Philadelphia, Pennsylvania during the summer of 1787, to participate in the Constitutional Convention to create the new Constitution of the United States.
