Object a has a mass of 12 grams and a density of 3 grams centimeters cubed object B has a mass of 12 grams and a density of 5 gram which object has a greater volume and by how much? A. Object a, by 2 6 cubic centimeters. B. Object A by 1.6 cubic centimeters C.object B by 2 6 cubic centimeters D object B by 1.6 cubic centimeters