B- the americas were more focused on colonization within the Americas than trading
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.
Answer:
D= LARGE PLANTATIONS' RELIANCE ON SLAVE LABOUR.
A.landscape with socrates on a hill
