breads and other whole grain foods are composed of very large polysaccharide molecules which contain…

breads and other whole grain foods are composed of very large polysaccharide molecules which contain hydrogen, oxygen, and which other element?\na carbon\nb iron\nc nitrogen\nd water
Answer
Brief Explanations:
Polysaccharides are carbohydrates. Carbohydrates are composed of carbon, hydrogen, and oxygen.
Answer:
A. carbon