Option A
A. The neck is significantly elongated.
B. The height of the animal is taller than 3000 mm.
C. The top of the head has skin-covered horns.
Select

Option B
A. The neck is not usually significantly elongated; if it is then...
B. the height of the animal is shorter than 3000 mm.
C. If there are horns on the top of the head, they are not covered in skin.
Select