Which of the following points can best be learned from the process of constructing the ancient pyramids in Egypt?

Select one:
a. All people should be treated well.
b. It was acceptable to treat certain classes of people terribly; but, a certain group of people must be treated with utmost honor.
c. Since this world was only a short waiting period before entering the Afterlife all people should sacrifice in this world.
d. The gods who ensured that the Nile continued to run and the sun continued to shine must be honored.

NOTE: It's not B or C.