You Are Watching the Early Cleavage Stages in a Sea

You are watching the early cleavage stages in a sea urchin embryo and see that the first cleavage divides the egg in half and that the cleavage plane is parallel to the animal-vegetal axis.The second cleavage is also parallel to this axis, and the third cleavage is perpendicular to this axis.At this point, you are able to say that the embryo has a _______ cleavage pattern.