GKFix MCQ Question

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

• A. 2,3-Dimethylhex-1-yne
• B. 2,4-Dimethylhex-1-yne
• C. 3,4-Dimethylhex-1-yne
• D. 2,5-Dimethylhex-1-yne