Bertram says that he must have submitted the order 0 times to get so much food.
But in order to get as much as he did he would have to have put all the items in the cart as submitting an order multiple times does not mean you will get multiple items.
But in order to get as much as he did he would have to have put all the items in the cart as submitting an order multiple times does not mean you will get multiple items.