A. My favorite colors are red, blue and green.
B. My favorite colors are red blue, and green.
C. My favorite colors are red, blue, and green.
D. My favorite colors are red blue and green.
Answer: My favorite colors are red, blue, and green.
Which of the following uses commas correctly?
Additional Information: Commas are used to separate items in a list.
Subjects: Punctuation, Grammar