The last question is correct: <span>The Nile's flooding was reliable and came at about the same time every year. </span>
A. They were largely concerned about economic affairs.
Issues you have raised in your paper, to synthesize your thoughts, to demonstrate the importance of your ideas, and to propel your reader to a new view of the subject. It is also your opportunity to make a good final impression and to end on a positive note.
<span>c. the amount of product sold increased
Hope I was of assistance!
~ Fire</span>