問題文
A designer must show how revenue changed month by month over the last two years so viewers can spot the trend. Which chart type best fits this question?
選択肢
- A single number widget showing the latest month's revenue, since the trend is implied by the most recent value.
- A donut chart per year with a ring per month, comparing the two years' closed revenue totals as rings.
- A line chart with month on the axis, which is designed to show change over time.
- A pie chart with one slice per month, so each month's share of the two-year revenue total is visible.