GKFix MCQ Question

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

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