The correct option is D All of the above
The term disarmament refers to the act of reducing, limiting or abolishing of weapons. Disarmament in the 21st century is linked to the act of giving up weapons of mass destruction like nuclear missile arsenal. Disarmament is considered as the first step towards a peaceful living condition in the world. Disarmament leads to the end of arms race among rival nations who are otherwise inclined to achieve military dominance over one another.