You are presented with the quiz "Growth hormones are derived from phospholipds and:" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "steroid hormones are made of lipids, such as phospholipids and cholesterol" and "steroids are a kind of growth hormones". So, what's the best answer to the question?
OPTIONS: a). Energy.; b). cholesterol; c). animals; d). layers of fat; e). fur and fat; f). Chemical energy; g). kinetic energy; h). Energy;
b).