So i got dis dude in my class and he shook his 4$$ away

Which of the following is not a pillar of the nuclear proliferation treaty? nonproliferation reduction of nuclear weapons by 85-90% right to peacefully use nuclear power disarmament

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

What was on result of the potato famine