Answer:
look it up on wiki-how :D
Explanation:
The answer is the North Vietnamese took over the South Vietnam spreading communism Southward and this proved the domino theory (if one country come under the influence of communism, the surrounding countries would follow).
The correct answer is C. he was a Separatist who believed that the government had no authority over religious matters
He believed in secularization and had many progressive things to say about religion. For this he was banished after which he established Rhode Island as a colony for those who want freedom in religious practices.
Internal problems. hope that helps