Which foods are lipids found in, and what is their function in the body?
A: lipids are found in sugars and starches and are the main source of energy for the body
B: lipids are found in fats and oils and are an essential component of cell membranes
C: lipids are found and fats and oils and they speed up chemical reactions in the body
D: lipids are inorganic nutrients such as calcium iron and potassium and are found in meats, dairy products, and nuts.