Which product contains a large percentage of polyunsaturated fatty acids?

 Polyunsaturated fatty acids (PUFAs)  are lipids that have a beneficial effect on human's heart and health when eaten in moderation. They should replace saturated fat and trans fat in the diet.
 Large percentage of polyunsaturated fat can be found mostly in nuts, seeds, fish, seed oils, and oysters.

The correct answer is d

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