Which of the following is a hallmark of the modern biography?
a. includes focus on ordinary people instead of merely kings, rulers, and saints
b. allows subject to speak in his or her own words
c. includes an attempt to be objective and to critically evaluate subject
d. all of the above

The hallmark of the modern biography includes focus on ordinary people instead of merely kings, rulers and saints; allows subject to speak in his or her own words and also includes an attempt to be objective and to critically evaluate the subject. Therefore, the correct answer for this question would be option D: All of the above.