EXERCISE P1–8Commas with series and with adjectives
Example:

The art exhibit featured classical, impressionist, and contemporary interpretations of the Greek myth of Prometheus.

The art exhibit featured classical, impressionist and contemporary interpretations of the Greek myth of Prometheus.

The first sentence uses a comma between all items in the series classical, impressionist, and contemporary.

For more help, see sections P1-c and P1-d.