Using a comma before "and"? Princeton SAT vs. ACT

wannagotoivy
Thu, 09 Feb 2017 17:38:07 +0000

Not sure if this is the correct thread…

But my Princeton Review 2017 SAT book gave one example where the correct choice was WITHOUT the comma before the “and” ex. “a, b and c”

and my Princeton Review 2016 ACT had the comma. ex “a, b, and c”

Both had three items on a list