As a researcher, you should be mindful on constructing and interpreting graphs. All of the following are recommended guidelines you should follow except for one. Which one does not reflect a guideline?

Multiple Choice

On a bar chart or histogram, bar widths should always reflect various widths of the data.

The simplest graph should be used for a given set of data.

Be mindful of the upper limits on the vertical axis to prevent compression, hiding variant details.

Axis should be clearly marked and labeled.