GKFix MCQ Question

What is the correct IUPAC name for the structure CH3-CH(CH3)-CH(CH2CH2CH3)-CH3?

• A. 3-Propyl-2-methylbutane
• B. 2-Methyl-3-propylbutane
• C. 2-Ethyl-3-methylbutane
• D. 3-Methyl-2-propylbutane