The school band is putting on a concert. Eight students signed up to play the trumpet, 8 students signed up to play the flute, and 8 students signed up to play the violin. Which circle graph could be used to display the data?

The circle graph that can best display the data is called a pie chart. The pie chart shows the given data as part of a whole and indicates its percentage as well. In this case, the pie chart will be divided into three - those students who signed to play the trumpet, flute, and violin.