It meant that as soon as one country falls under communist control, another country would fall and so on. Vietnam at the time was split into North (communist) and South (being attacked by North) and the US didn't want communism to spread, reasoning that it might eventually come to the US if nothing was done.
They started discussing seceding the nation. This led to the confederate states being formally established and eventually the civil war.
Answer: A rubric will help sarah understand what she is doing wrong and how she can improve
Explanation: stated above
It’s d Romania correct answer