This document contains two line graphs showing data points plotted against a scale from 0 to 50. The first graph has a single data series labeled A that rises from 0 to 50 on the x-axis. The second graph duplicates the first with an identical data series A plotted against the same x-axis scale.

3. A
50
37.5
25
12.5
0
0 12.5 25 37.5 50

4. A
50
37.5
25
12.5
0
0 12.5 25 37.5 50