Violation
Which of the following cements can chemically bond to enamel? 1. Zinc phosphate cement. 2. Polycarboxylate cement. 3. Ethoxy benzoic acid cement. 4. Glass ionomer cement
(2) and (4)
(4) only
All of the above
(1) (2) (3)
(1) and (3)
Which of the following cements can chemically bond to enamel? 1. Zinc phosphate cement. 2. Polycarboxylate cement. 3. Ethoxy benzoic acid cement. 4. Glass ionomer cement
(2) and (4)
(4) only
All of the above
(1) (2) (3)
(1) and (3)