GKFix MCQ Question

What is the correct IUPAC name for the structure CH3-CH2-C(CH3)(CH2CH3)-CH(CH3)-CH3?

• A. 3-Ethyl-2,3-dimethylpentane
• B. 3-Ethyl-2-methyl-3-methylpentane
• C. 2-Methyl-3-ethyl-3-methylpentane
• D. 3-Methyl-2-ethyl-3-methylpentane