This would be considered a primary source since it came directly from Hillary Clinton. If it were a paraphrased version of her speech, for example, then it would be considered a secondary source.
Hillary Clinton's speech is an original source that came out of Hillary Duff straight for us listeners. This is a primary source. That is, a primary source is a document that came straight from the author to those who wish to consult it. It is an original source, without intervention from other forms of research. On the other hand, a secondary source is one that provides information that has been disclosed through the primary source. It is not an original source and comes to people as an information intermediary.
Imagine you marry and your spouse earns $50,000 per year. You will be filing your taxes together. Does this change your opinion of the proposed tax plans? Explain your response.