The upper dental midline is 1.0 mm to the left of the facial midline and it is canted by 1.0 mm. In your cosmetic treatment plan, it is most important to:
A. center the upper dental midline with the facial midline.
B. make the upper dental midline parallel with the facial midline.
C. center the lower dental midline with the facial midline.
D. line up the upper and the lower dental midlines.