Which of the following is a true statement about preventing childhood injury?

Which of the following is a true statement about preventing childhood injury?
A)   During the past 30 years, parents have changed a great deal in the amount they do to protect their children from injury.
B)   In the United States, more than 80 percent of infant seats and 40 percent of child booster seats are improperly used.
C)   In the United States, about 15 percent of parents fail to place their children in car safety seats.
D)   Young children properly restrained in car safety seats have a 50 percent reduced risk of fatal injury.