Which of the Following Statements Best Describes the State of Nuclear

Which of the following statements best describes the state of nuclear proliferation in the world?

A) There is a massive race among all countries to develop the most nuclear weapons.
B) The United States is the only country still developing a nuclear arsenal.
C) While some developing countries such as Pakistan and India continue to develop nuclear arsenals, many countries, including the U.S.have begun to reduce their stockpiles.
D) All nuclear weapons have been destroyed.