The distance between the lingual surfaces of the maxillary anterior teeth and the labial surfaces of the mandibular anterior teeth is.. Horizontal overlap - overjet

The distance between the lingual surfaces of the maxillary anterior teeth and the labial surfaces of the mandibular anterior teeth is:
1. Vertical overlap (overbite).
2. Horizontal overlap (overjet).***
3. Occlusal plane.
4. All.