Effective charts and graphs include all of the following except

a. simple, meaningful, attractive design
b. accurate information
c. at least five different colors
d. clear presentation of information

Option (C)

Explanation:

Charts and graphs are the most common features that are used in order to show and highlight data in a preferred and simple way. It helps in a clear understanding of any topic, as the charts are comprised of figures and graphs show the relationship between two things. It provides accurate and valuable information. These are also considered to be a simple, meaningful and attractive design and are widely used during the presentation of any topic.

These graphs and charts are made using different colors, and the number of colors are not fixed. It has a wide range of colors.

Thus, the correct answer is option (C).