A.positive B.negative C.zero D.vertical
A.If the quadrantal spheres are out as far as possible replace them with smaller spheres B.If the quadrantal spheres are in as far as possible remove one of the spheres C.If the quadrantal spheres are in as far as possible replace them with smaller spheres D.If the quadrantal spheres are out as far as possible,move the quadrantal spheres in
A.If the quadrantal spheres are all the way out,replace them with smaller spheres B.If the quadrantal spheres are all the way in,replace them with larger spheres C.If the quadrantal spheres are all of the way out,move the spheres in D.If the quadrantal spheres are all the way out,replace them with larger spheres.