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
One of the boys was mainly trying to hide his identity.
The answer is B hope that helps
The two-way table shows the estimated number of students who will enroll in three area high schools next year. A 5-column table has 4 rows. The first column has entries Mount Woodson High School, Valley High School, Riverside High School, Total. The second column is labeled Tenth grade with entries 110, 180, 160, 450. The third column is labeled Eleventh grade with entries 120, 150, 140, 410. The fourth column is labeled Twelfth grade with entries 80, 120, 200, 400. The fifth column is labeled Total with entries 310, 450, 500, 1,260. In decimal form, to the nearest tenth, what is the probability that a randomly selected Riverside High School student is in twelfth grade? 0.2 0.3 0.4 0.5