Answer:
i think b) is correct answerr
The fertile land in Egypt is along the Nile River, called the Nile Valley and the Nile Delta. When the Nile flooded each year, it deposited fertile muds in the valley and delta. The mud was rich and fertile and used to grow wheat and raise cattle. Farming methods included digging irrigation channels from the Nile River and using animal power to raise the irrigated waters.
The answer in the space provided is the chief of staff. The
chief of staff is responsible of leading a certain organization in which he or
she is the one responsible of having to deal with certain issues in support of the
one that it protects.