How did the motivations for the establishment of the north atlantic treaty organization (nato) differ from those for the establishment of the united nations

a. nato was created to promote international human rights, while the united nations focused more on economic development.
b. nato included only noncommunist states, while the united nations included both democracies and communist states.
c. nato sought to maintain peace for all countries, while the united nations opposed the spread of communism in europe.
d. nato was formed by government leaders, while the united nations was created by a group of independent businesses.