11. This diagram shows the size of workforce sectors in the Western World, as classified using the three-sector hypothesis. Which sector is labelled by which number?(A)1-primary, 2-secondary, 3-tertiary(B)1-secondary, 2-tertiary, 3-primary(C)1-tertiary, 2-primary, 3-secondary(D)1-secondary, 2-primary, 3-tertiary
