Question

which product is the best source of unsaturated fat? nuts corn oil kale margarine

Explanation:

Nuts contain unsaturated fats, but corn oil is highly rich in unsaturated fats. Kale is a leaf - vegetable and low in fat. Margarine can have saturated and trans - fats. Corn oil is a plant - based oil and a great source of unsaturated fats.

Answer:

B. corn oil