What was the role of a bishop in the Catholic church?

A. a person who supervises a number of local churches or a diocese.

B. a high ecclesiastic appointed by the pope to the College of Cardinals and
ranking above every other ecclesiastic but the pope.

C. a person whose office it is to perform religious rites, and especially to make
sacrificial offerings.

D. the bishop of Rome as head of the Roman Catholic Church.

E. a bishop of the highest rank who presides over an archbishopric or
archdiocese.

F. a member of the clergy employed to assist a rector or vicar.
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