Delopment is the growth of the standard of living of the people of a nation ie improvement in the quality of life ,and moving out from a low income poor country to higher income countries
The upper class consisted of the royal family, rich landowners, government officials, important priests and army officers, and doctors. The middle class was made up chiefly of merchants, manufacturers, and artisans. The lower class, the largest class by far, consisted of unskilled labourers.