The most important thing was that they were fighting in there own land, also they where using gorilla warfare style.
Look the question up on google and look at the different websites
A primary source is a source that was created by a person who was there to witness it. So, the answer would be A, a document made by someone who actually saw an event. In other words, the document was written by someone who was there to witness the event.
Answer:
In 1995 Vietnam released its official estimate of the number of people killed during the Vietnam War: as many as 2,000,000 civilians on both sides and some 1,100,000 North Vietnamese and Viet Cong fighters. The U.S. military has estimated that between 200,000 and 250,000 South Vietnamese soldiers died. The Vietnam Veterans Memorial in Washington, D.C., lists more than 58,300 names of members of the U.S. armed forces who were killed or went missing in action. Among other countries that fought for South Vietnam, South Korea had more than 4,000 dead, Thailand about 350, Australia more than 500, and New Zealand some three dozen.