See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

R C O O   3 i R MgX ii H O   R R R C OH R (A) H5C2 C OH C2H5 CH3 2 4 Conc. H SO  H5C2 C CH2 CH3 CH3 (B) Ph C OH Ph CH3 2 4 Conc. H SO  Ph C Ph CH2 (C) Me2HC C OH CHMe2 H 2 4 Conc. H SO 2 2 Me CH CH CMe     (D) Ph C OH CHMe2 CH3 will not form