It was primarily the "b. formation of the Vietcong in Vietnam" that led the Truman administration to expand the containment doctrine to include Asia, since this was seen as a threat to democratic principles in the west as well.
Answer:
Jean-Jacques Rousseau
Explanation:
Jean-Jacques Rousseau was the philosopher that matched the description given.
There are several ways in which public opinion in the United States is measured, but one of the most tested ways is through polling done over the phone.
Explanation:
It's common often contracted within public opinion polls, which are surveys requested by different groups in order to prepare people's thoughts on particular matters. These polls are administered by polling organizations, which are businesses that measure public sentiment within diplomatic methods.
This is not how you ask a question dawg
It's C, He forged the first empire. I'm 100% sure