Select all of the following that contain significant amounts of Omega-3 and/or Omega-6 essential fatty acids.
✔a) whole grains, nuts and seeds such as walnuts and sunflower seeds
b) commonly used cooking oils such as corn and soybean oils
c) red and light colored meats such as beef, chicken, and pork
d) green vegetables such as lettuce, turnip greens, and spinach