Click the palette symbol next to the question to access the visualization panel. You can change the size, opacity and color of the points, lines and areas. In the case of map points, you can also add an icon your choice.
Tip! Play around with the opacity setting to highlight any hotspots. For example, if you set an individual map point to be slightly transparent, clusters of them will show up with a deeper color.
Tip! #2 You can also visualize different responses to the same question differently.