<span>Lack of technology to use them caused the cold war leaders to hesitate to use nuclear weapons.
</span><span>B. Lack of technology to use them </span>
Out of the choices given here. the Constitution reflects the principle "republicanism" because it divides the legislative branch into two houses of elected officials.
This excerpt explains why the Articles of Confederation needed to be fixed or replaced with a different constitution. The excerpt goes over several different flaws in the Articles of Confederation including:
1) No national courts to solve issues between individuals from different states.
2) No consistency in laws- In other words, states got to interpret the laws whatever way they wanted.
3) No way to enforce court rulings from state to state.
These weaknesses, plus others, resulted in the need for a new constitution. The US Constitution replaces the Articles of Confederation and is still what we follow today.
The opposition from corporations and labor laws and blacklisting.