Answer:
O Non-water soluble macromolecules with a high proportion of hydrocarbons
Explanation:
Carbohydrates are one of the four biological molecules in nature (asides from proteins, nucleic acid, and lipids). Carbohydrates are a complex polymer consisting of several chains of carbon and hydrogen (hydrocarbons).
According to this question, carbohydrates are non-water soluble macromolecules with a high proportion of hydrocarbons.