The nurse is teaching dietary modifications to a client with hypertension. Which product is the best selection to include as part of the client's lunch?

A. Tomato juice may contain high sodium levels, which is not ideal for a hypertensive diet. B. Dill pickles and black olives are typically high in sodium, which can exacerbate hypertension. C. A plain baked sweet potato is low in sodium and high in potassium, making it a suitable choice for someone with hypertension. D. Canned chicken broth often contains high levels of sodium, which is not recommended for hypertension management.