Sodium chloride is described as an ionic compound. Which statement best explains why solid sodium chloride does NOT conduct electricity but molten sodium chloride does?

• ASolid sodium chloride contains no ions, but molten sodium chloride does
• BIn the solid the ions are fixed in place, but when molten the ions are free to move
• CSolid sodium chloride contains free electrons that are removed on melting
• DMelting converts the ionic bonds into covalent bonds that carry charge