Which of the Following Is a Legitimate Criticism Regarding the Use

Which of the following is a legitimate criticism regarding the use of the terms First World, Second World, and Third World?

A) Global wealth has spread, and old wealth differences no longer exist.
B) The collapse of the former Soviet Union means a distinctive Second World no longer exists.
C) There are now only two types of countries-developed and developing.
D) The category Third World encompasses too few diverse countries.
E) The rich Third World exploits the natural resources in the First World.