Answer:
For the two rivers its
<em><u>Huang and Yangtze rivers</u></em>
the longest river is <em><u>Yangtze river</u></em>
Why the two rivers were important was because <u><em>the Yellow River to the north and the Yangtze River to the south. These major rivers were a great source of freshwater, food, fertile soil, and transportation.</em></u>
And I'm pretty sure what they meant by what the names were for the scientists is <u><em>Archaeologist</em></u>
<u><em>Have a great day a god bless, I'm a Hebrew and god has done great things to me so have faith in him and be strong don't give up because Yeshua ( Jesus) got up so that we could get up again</em></u>
Explanation:
Hope this helps, PLEASE MARK BRAINLIEST!!! SORRY IM LATE
As the title suggests, a treasure, but more specifically alluded in the plot, it's the pirates'treasure . However, a treasure is always the symbol to depict the immorality of that age when Stevenson wrote this novel of adventures.
