Which of these restorative materials will appear the most radiopaque on a dental radiograph?

A) Cement
B) A temporary filling
C) Gold
D) Base material

C
Explanation: A) The metal gold will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
B) The metal gold will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
C) The metal gold will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.
D) The metal gold will attenuate more of the x-ray beam, resulting in a more radiopaque appearance.