contestada

Look at the sentence below. Choose the sentence that correctly uses a serial comma.
Shelly wouldn't eat blueberries strawberries or blackberries in her oatmeal.
Shelly wouldn't eat blueberries strawberries or blackberries, in her oatmeal.
Shelly wouldn't eat blueberries, strawberries, or blackberries in her oatmeal.
Shelly wouldn't eat blueberries, strawberries or blackberries in her oatmeal.
O Shelly wouldn't eat blueberries, strawberries, or blackberries, in her oatmeal.