GKFix MCQ Question

What is the IUPAC name for HC≡C-CH2-C(CH3)(CH2CH3)-CH2-CH3?

• A. 2-Ethyl-2-methylhex-1-yne
• B. 3-Ethyl-3-methylhex-1-yne
• C. 4-Ethyl-4-methylhex-1-yne
• D. 3-Ethyl-3-methylpent-1-yne