If You Eat Metallic Sodium or Inhale Chlorine Gas,you Stand

Multiple Choice

If you eat metallic sodium or inhale chlorine gas,you stand a strong chance of dying.Let these two elements react with each other,however,and you can safely sprinkle the compound on your popcorn for better taste.What is going on?

A) After these two elements react they lose the potential energy to cause harm.
B) All elements are inherently dangerous.
C) Sodium and chlorine from the elemental form is more concentrated than the sodium and chlorine we get from sodium chloride.
D) Sodium chloride has nothing in common with sodium and chlorine.