The correct answer is D.by highlighting the shortcomings of the Articles of Confederation
The Articles of Confederation had several weaknesses that made it an ineffective form of government. One of these weaknesses is a weak central government. The central (aka federal) government could not collect taxes, force states to follow federals laws, and struggled to develop an army.
Highlighting these types of weaknesses at the Constitutional Convention solidified the idea that a completely new constitution needed to be developed for America.
The world improved but it isn't necessarily better. There are still many forms of discrimination and prejudice, so in a way we have just stayed the same.
Kansas City!! Hope this helps