31c Do not use a comma before the first or after the last item in a series in Chapter 31 Unnecessary commas

31c Do not use a comma before the first or after the last item in a series.

Two examples.

The examples read,

Other causes of asthmatic attacks are (strikethrough) comma (end strikethrough) stress, change in temperatures and cold air

Even novels that focus on horror, evil, and alienation (strikethrough) comma (end strikethrough) often have themes of spiritual renewal and redemption as well.