See image — Hydrocarbons Chemistry Question

💡 Solution & Explanation

Correct option: \(\text{A}\). Preparation methods are selected by the target hydrocarbon: elimination forms alkenes/alkynes, reduction gives more saturated products, and coupling reactions build larger carbon skeletons. Recovered question text: 47. Alcohols undergo dehydration in the following sequence – (A) 1° > 2° > 3° (B) 3° > 2° > 1° (C) 1° > 3° > 2° (D) 3° > 1° > 2°