The incisal edge of the maxillary lateral incisor is 1/2 mm above and parallel to the occlusal plane.. 1/2 mm

The incisal edge of the maxillary lateral incisor is 1/2 mm above and parallel to the occlusal plane:
1. 1/2 mm.***
2. 1 mm.
3. 2 mm.
4. 3 mm.