The major philosophy that was expressed in the declaration of independence was that all men are created equal, and are therefore entitled to same fundamental rights that can never be taken away from them.
The main failure of the Articles of Confederation was that it gave too much power to the states, basically the states were all divided into their own governments. The national government have too little power and couldn't properly control the states. The US Constitution was created to balance out the powers between state and national government.
Answer:
I believe the 2 and 5 and maybe the last one :)
Explanation:
I studied this