The Trending - Questions widget displays the performance of one, or more, questions over time.
The widget also allows the user to zoom in on an area of a graph, as well as to select and deselect questions using the legend at the bottom of the graph.
Display Options
"Display Custom Colors" section allows you to select custom colours to customize the widget in a way that matches your Client's theme.
Furthermore, if you Activate In-Widget Filter in the "Display Options", an in-widget dropdown will ensure that you can show the data only for the chosen question. Also having the Show Data for All Questions option active will allow the user to reset the widget to it's original view by selecting the "Show all" option in the in-widget filter, showing the data for all questions selected in the widget's settings.
Other settings
Remember to check a different help article detailing most of other settings of this widget.