Which of these best matches what a theme is

As night falls, how many men are left standing on the battlefield? question 15 options: arthur alone, modred, and one of modred’s best knights modred, arthur, and two of arthur’s followers only arthur and modred only modred

Based on this excerpt the authors are mostly likely to attempt to answer which question?

What pilgrim is portrayed as immoral and avaricious in the canturbury tales?