GKFix MCQ Question

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

• A. 3-Methylhex-1-yne
• B. 4-Methylhex-2-yne
• C. 5-Methylhex-2-yne
• D. 4-Methylpent-2-yne