Manufacturers make vegetable oils solid or semisolid at room temperature by __________.

• A. removing hydrogen atoms and forming additional double bonds in the fatty acid hydrocarbon chains
• B. removing hydrogen atoms and forming additional single bonds in the fatty acid hydrocarbon chains
• C. adding hydrogen atoms to the single-bonded carbon atoms of the fatty acid hydrocarbon chains
• D. None of the listed responses is correct.
• E. adding hydrogen atoms to the fatty acid hydrocarbon chains, thereby converting carbon-carbon double bonds to single bonds