Question

salt water element compound mixture element compound mixture

Explanation:

Salt water is made up of salt (sodium - chloride) dissolved in water. An element is a pure substance made of only one type of atom. A compound is a pure substance made of two or more different types of atoms chemically bonded together. Salt water is a combination of salt and water where they are not chemically bonded, so it is a mixture.

Answer:

C. Mixture