How does a tracking Gantt chart's appearance differ from a standard Gantt chart?

Question $57$ options:

A$)$

Each bar in the tracking Gantt chart shows who is responsible for completion of the activity in question.

B$)$

Each bar in the tracking Gantt chart varies from $100\%$ solid if the activity is completed to $100\%$ alternative pattern if the activity has not begun.

C$)$

The tracking Gantt chart is composed of dollar signs that show the relative expense of the activity in comparison with other activities.

D$)$

The tracking Gantt chart has a plot against time on the X$1$ axis and shows progress against budget on the X$2$ axis.