Usually, children _______ years of age exhibit the greatest number of management problems in a dental office.
a. 2 to 4
b. 4 to 6
c. 6 to 8
d. 8 to 10
Question 2
At ________ years, a child should first be able to respond to the dentist's instructions.
a. 2
b. 2 to 6
c. 10
d. 16