Which of the Following Statements Is True About Research Conducted

Which of the following statements is true about research conducted by Park and others (2006) on the mortality rates of emerging adults?

A) Among males,suicide is the highest cause of mortality than unintentional injuries.
B) The mortality rate among male adolescents is higher than emerging adults.
C) The mortality rates of emerging adults are more than twice the mortality rates of adolescents.
D) Usually females are chiefly responsible for the higher mortality rates of emerging adults.