Use the drop down menu to complete the sentence. Every year, the Nile River flooded, depositing (blank)

in the Nile Delta and allowing crops to grow in Egypt’s arid climate.

Fill in the blank. (40 Points)

A. Grains

B. Irrigation

C. Papyrus

D. Silt

D. silt

Explanation:The soil of the Nile River delta between El Qâhira (Cairo) and the Mediterranean Sea is rich in nutrients, due to the large silt deposits the Nile leaves behind as it flows into the sea. The banks of the Nile all along its vast length contain rich soil as well, thanks to annual flooding that deposits silt.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; the changing age structure of the population;