For Ideal Conditions During a Dental Procedure,which of the Following

Multiple Choice

For ideal conditions during a dental procedure,which of the following features should characterize the isolation technique?

A) Isolation should be protective of soft tissue such as the tongue, but not hard tissue such as the alveolus.
B) The dentist must compensate for obscured vision due to the isolation.
C) Isolation should cause pooling of saliva in the area of concern.
D) Isolation should be comfortable for the patient.