Apply the Cahn Ingold Prelog system to determine the configuration of a chiral carbon with the following groups: -NH2, -COOH, -CH3, and -H.

• A. -CH3 > -NH2 > -COOH > -H
• B. -COOH > -NH2 > -CH3 > -H
• C. -NH2 > -COOH > -CH3 > -H
• D. -H > -CH3 > -NH2 > -COOH

Answer: (B)