See image — Hydrocarbons Chemistry Question

💡 Solution & Explanation

Correct option: \(\text{B}\). Classify the hydrocarbon by carbon framework and bond type: saturated alkanes, unsaturated alkenes/alkynes, or aromatic hydrocarbons. The selected option follows from that classification. Recovered question text: 81. The appropriate reagent for the transformation. O   is - CH 3 HO HO (A) Zn(Hg)/HCl (B) NH NH , OH (C) H /Ni (D) NaBH – 2 2 2 4