<span>The annotated-bibliography system helps the research to list the books he/she used to write the book, theasis. It is the only list used by the reader to further develop the topic. The citation used one book may lightened / create spark for new developments the same field.
The documents in one book may be studied by other and it may examined the originality and authenticity of the records.</span>
This tells me that Ralph has a lot of weight on his back. Everyone depends on him which makes him stressed and not want to deal with anything. He doesn't want to be the leader. This moment foreshadow's that something is going to come up and Ralph needs to take the leader position.
Best of luck,

<span>So you can find ways to address them in your answers.</span>