Tectonic plates are more common in California
The best example of a primary source among these options that you've mentioned is an interview with her dad who is a Vietnam veteran. She can get all the details she needs from a person who was actually there.
The chemical compounds of living things are known as the organic compounds because of there association with organisms. Organic compounds, which are compounds associated with life processes, are the subject matter of organic chemistry. <span />
The interview is like an informal and formal one. A lot is expected to an interview. It doesn't really have to be formal or not because everything is subjective. It is informal compared to an essay. It is formal compared to a speech.
