GKFix MCQ Question

What is the structure of 4-chloro-3-ethyl-2-(1-methylethyl)-butan-1-ol?

• A. Straight chain butanol with chlorine
• B. Four-carbon chain with chloro at C4, ethyl at C3, isopropyl at C2, OH at C1
• C. Cyclic structure with substituents
• D. Five-carbon chain with OH and ethyl group