Answer:
was the first the American public knew of the Nixon Doctrine hope that helps you
Explanation:
B is right answer born in us you are citizens
If I’m not mistaking it should be the tenth amendment.
Establishing causation is incredibly helpful for historians to understand the past, since simply understand that certain events took place doesn't necessarily make you understand how these events took place, and why. Causation allows you to put events in context and to determine why people may have acted the way they did.