The graph shown represents the funds in Sasha's checking account for 16 days. A coordinate plane graph is shown. The x-axis is labeled Day of the Month and the y-axis is labeled Account Balance in hundreds of dollars. Segment A begins at 0 comma 4 and increases to 1 comma 9.5. Segment B decreases to 4 comma 8. Segment C is horizontal to 9 comma 8. Segment D decreases to 15 comma 1. Segment E increases to 16 comma 7.5.

Which description would best explain what was happening to Sasha’s checking account during interval C on the graph?