Why was lack of central leadership a poor problem in government

The Articles established a weak central government and placed most powers in the hands of the states. Under the Articles, the US economy faltered, since the central government lacked the power to enforce tax laws or regulate commerce.

Explanation:

The major downfall of the Articles of Confederation was simply weakness. The federal government, under the Articles, was too weak to enforce their laws and therefore had no power. The Continental Congress had borrowed money to fight the Revolutionary War and could not repay their debts

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.