Why Is It Important to Remember That the Chiefdom and the State

Why is it important to remember that the chiefdom and the state, like many categories used by social scientists, are ideal types?

A) They are labels that make social contrasts seem sharper than they really are.
B) They distinguish political and sociopolitical analyses among social scientists.
C) They represent social goals that politicians should strive to achieve.
D) They ensure that the field of anthropology remains more scientific.
E) They are useless in sociopolitical analysis.