Which sentence uses a comma or commas correctly?
I need chicken lettuce guacamole, tortillas, and cheese to make my taco. (A)
Violets, roses, lilacs, and tulips bloomed in Robbie’s garden. (B)
It can be difficult to know when to use commas semicolons, or dashes. (C)
Buddy delivered cupcakes, eclairs, cannolis, and, cookies. (D)