B) was is used and there was nobody at that time affirms the situation
Answer:
A chemical plant worker took a stand against pollution and its effect on wildlife.
Visualizing a sequence of events can give the reader a sense of coherence and harmony in the story that he/she is reading. When events are sequentially arranged, the reader has a clearer picture on what is about to happen in the story that he/she is reading. Aside from this, comprehension will be at par because the events have already been mapped or laid out in the mind.
The purpose of a society's oral tradition is to teach us about important cultural values.
Hope this helps.