Tina finds the following definition in the glossary of her science textbook:

crown: the part of the tooth that is covered by enamel.

Which of the following sentences uses the word crown as it might be used in Tina's science textbook?
A.
Donnie was crowned as the first-place winner of the triathlon race.
B.
The movie role that crowned Sandra Bullock's career was in The Blind Side.
C.
Queen Sharika wore her royal crown to the wedding of her daughter.
D.
The dentist looked in George's mouth and said his crown was cracked.

D. The dentist looked in George's mouth and said his crown was cracked.