Bar graphs are used to compare things between different groups or to track changes over time.
Double bar graphs , help us to compare more than one kind of situations, or events instead of just one by using bars.
A circle graph, shows the relationship between the whole circle and the various slices that represent portions of that circle.
The number of teens who attended art museums, symphony concerts, rock concerts, and athletic events in 1990 compared to the number who attended the same events this year can be best represented by option c. double bar graph.
