The answer is cause and effect, hope that helped!
Yes, the answer is definitely A - true. In the oral tradition, obviously, people didn't use written texts, they told their tales from memory. And of course they would add something, or remove something else, or use a different vocabulary from the person who told them that story. It cannot be told in the exact same way the previous person told it, it is impossible.
Answer:
the answers are
We followed the crowd of people funneling onto the bridge to cross into Manhattan. and “Why that’s President Arthur himself!” he exclaimed.
Any organic molecule (a molecule containing carbon chains) with covalently bonds chlorine that alter its properties.
A it encompasses more emotional subjects talking about the effects to animals. While b talks more about stats more than the effect that is emotional appeal