Which of the following is true regarding tomography when compared to extraoral radiography? a. Requires less radiation to produce an image of the maxillofacial region. b. Utilizes a moving x-ray...

Which of the following is true regarding tomography when compared to extraoral radiography?

a. Requires less radiation to produce an image of the maxillofacial region.

b. Utilizes a moving x-ray source and moving image receptor.

c. Superimposes structures in the path of the x-ray beam on the image.

d. Less likely to exhibit film fog.