Final answer:
In the article 'Resistance to the Vietnam War', the term 'demonstrations' refers to protests or rallies where people gathered to oppose the war.
Step-by-step explanation:
In the context of the article 'Resistance to the Vietnam War' mentioned in your question, the term 'demonstrations' most closely means protests or rallies. During the Vietnam War, many citizens participated in demonstrations to express their opposition to the war. These were gatherings of people who were unified by a shared concern, seeking to bring about political or social change. The demonstrations were not violent expressions of anger or practical explanations of how to do something, nor were they specifically about organizing a democratic group, although that could have been a part of their broader activism.