Which of the following statements is true regarding organic molecules?a. Carbohydrates are a large and diverse group of molecules composed of carbon, hydrogen, and oxygen. b. Examples include glycogen and starch. c. Proteins are composed of subunits called fatty acids and glycerol made up of carbon, hydrogen, and oxygen. d. Nucleic acids are composed of proteins. e. Triglycerides are nonpolar molecules composed of peptide bonds linking amino acids.