# In making a final impression for a complete denture, the most important area of the impression is :
A. Ridge area of maxilla and buccal shelf of mandible
B. Lingual border area of mandible
C. Junction of hard and soft palate of maxilla and distolingual area of mandible
D. Mid palatal area of maxilla and ridge of the mandible
# The stabillity of a mandibular complete denture will be enhanced when:
A. the level of occlusal plane is above the dorsum of the tongue
B. the tongue rests on the occlusal surface
C. the lingual contour of the denture is concave
D. the posterior teeth on the denture have a broad buccolingual width