Overt: Buy their product because it's cheaper than a trainer and is more "worth" their money.
implied: The food is cheaper than a trainer and could be a healthier food option considering it says "personal trainer and shows a salad" trying to make the viewer think if they eat this they wont need to pay for a personal trainer and will lose weight to look their desired way.
An argumentative essay by definition requires you to present both sides of an argument. The goal of an argumentative essay usually gives a view on the position of the problem from both sides of the problem and how to solve it.
