The answer is D. And if it is equally shared it is nonpolar covalent bond
Explanation:
Calcium is the element that has 2 valence electrons.
Sodium Chloride also known as table salt, the sodium has a positive charge and the chloride a negative so after ionization that leaves you with two negative charges because it takes the salt away. possibly disforming the atoms.<span />
The (B) answer (B) is (B) (B) (B)
