Answer: sorry for the late answer, I just took the test today.
It provides instructions for processes of the cells
Explanation:
Valence.
The electrons in the outer shell of an atom are called valence electrons.
Valence electrons determine whether the an element is ready form compounds. These electrons can be gained, lost, or shared in the formation of compounds.
B, but keep in mind the element sodium is very reactive (though table salts, on the other hand, are not).