What is the main difference between a 2D and a 3D chart in Excel?

The distinction between 2D and 3D charts in Excel is primarily based on the representation of data. A 2D chart delivers a clearer, simpler view that focuses on data relationships using two dimensions: height and width. This format allows for straightforward interpretation, as it presents data points along the X and Y axes without any added complexity that depth brings.

In contrast, a 3D chart introduces a third dimension by adding depth, which can create visual interest but may also complicate the interpretation of the data. The added dimension can sometimes obscure precise values and make it challenging to compare data points directly. While three-dimensional charts can be visually appealing and effective for certain presentations, they might not always be the best choice for conveying clear information quickly.

As such, option B accurately captures the essence of 2D charts as being more straightforward and less complicated for viewers.