Sodium is a silvery solid that reacts violently with water and chlorine is a green, poisonous gas. When they combine to form the compound sodium chloride or we know as salt, there is a fundamental change in the properties. Salt is often added to our food when cooking and it is safe to eat. Which of the following statements supports the idea presented?

A. True to all compounds. They no longer have the properties of the elements that make them up. They have their own properties.
B. True in some compounds. Some compounds maintain the properties of the elements that make them up.
C. True to all elements. Elements maintain its properties even after it combines with other elements.
D. True to all elements. Compounds maintain its properties even after it combines with other elements.