Hi! :) The tone is the feeling the the author creates using their words. A writer can make a story feel scary if they use words that indicate that mood like if they described a hauted house. They would say that it is dark, makes creaking noises, abandoned, old, or mysterious. The tone of a story creates the setting and mood for the reader to relate to and feel more engaged with the story.
Answer:
I would say A
Explanation:
Feel free to correct me if i'm wrong :)
The Library of Congress is one of the biggest database of publications of a wide array of subjects and courses existing in the world. It is a useful site because of the statement found in option B. it has become one of the most credible and trusted sites which scientists depend.
They break them down into separate categories so it is more organized and easier to find what you're looking for when reading it.
Source message would be the answer you would be looking for