They served both sides, sometimes it just depended on whose land was where.
Answer:
They can you the relationship to better their political relationships. old Chinese family's would basically sell off their daughters to men from important family's in order to better their standing in society. They would then have better access to more places and resources.
Explanation:
Out of the choices given, one type of resource are newspaper accounts written at the time an event occurred is primary source documents. The type of documents is also known as a diary, manuscript, original source, or an autobiography.
So it is Primary Source Document.