One of the major flaws of the Articles of Confederation was that it didn't establish any mechanism of governance to deal with interstate disputes or anyway to enforce laws or agreements across the colonies. Because the Articles of Confederation established such a weak central authority the Constitution was explicitly written to correct this problem, and establish a government that could govern the states in an effective way so that they could function as a nation.
The answer here in this question stated above is “A” mayors
Fossil energy sources, including oil, coal and natural gas and they are non-renewable resources that formed when prehistoric plants and animals died and were gradually buried by layers of rock. ... Over the past 20 years, nearly three-fourths of human-caused emissions came from the burning of fossil fuels.
The correct answers here would be B and D because the Invasion of Spain by France is what caused an uproar and since the Spanish Revolted the Latin Americans also saw this as an opportunity to revolt as well. Hope this helped :)