help for DA questions. Thanks

[jessicaleaves]

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1. which of the following marginal ridges have little or no contact in ICP contact relationships?
a. Distal of mandibular first premolar
b.distal of mandibular second premolar
c. mesial of mandibular first premolar

 

[dentheartthrob]

1. which of the following marginal ridges have little or no contact in ICP contact relationships?
a. Distal of mandibular first premolar
b.distal of mandibular second premolar
c. mesial of mandibular first premolar