A bank president is found guilty of tax evasion. In addition to paying the government all the money he owes with substantial interest, he is sentenced to three years' probation and a $50,000 fine. At the same time, a female teller at the same bank is found guilty of stealing $500. The teller is sentenced to a prison term of no less than four years. This differential treatment would be of particular concern to sociologists using the__________.

A. functionalist perspective.
B. conflict perspective.
C. interactionist perspective.
D. global perspective.