Answer:
1)Primary sources,
Letters are first-hand written records of events and communication between people, so they count as primary sources.
2)PRIMARY
Birth Certificates, Marriage Certificates, and Death Certificates are the most common Primary Sources.
3)SECONDARY
a textbook interprets prescribed theories of a topic and would, therefore, be a secondary source.
4)PRIMARY
A primary source gives you direct access to the subject of your research.
5)PRIMARY
6)PRIMARY
Primary sources are materials directly related to a topic by time or participation. These materials include letters, speeches, diaries, newspaper articles from the time, oral history interviews, documents, photographs, artifacts, or anything else that provides firsthand accounts about a person or event.
7)PRIMARY
video recordings are examples of primary sources created as a time or event is occurring.
8)SECONDARY
9)PRIMARY
10)Interviews. ... If you have conducted an interview personally or if the interview is in its original format, it is a primary source. However, if you are reading about an interview in a newspaper written by someone else, it is a secondary source.
Pero try mo i sagot PRIMARY.