Which sentence below uses commas correctly?
A.
Melissa and Amy went shopping at the mall and bought two video games, three new books, and a puzzle.
B.
Melissa, and Amy went shopping at the mall, and bought, two video games three new books, and a puzzle.
C.
Melissa and Amy went shopping, at the mall and bought two, video games, three new books and a puzzle.
D.
Melissa and Amy, went shopping at the mall, and bought two video games three new, books and a puzzle.