The best sequence of reactions for preparation of the following compound from benzene is
A. (i)`CH_3`COCl/`AlCl_3` (ii)Oleum (iii)`(CH_3)_2`CH-Cl(1 mole ) /`AlCl_3`
B. (i)`(CH_3)_2CH-Cl` (1 mole)/`AlCl_3` (ii)`CH_3COCl//AlCl_3`(iii)Oleum
C. (i)Oleum (ii)`CH_3COCl//AlCl_3` (iii)`(CH_3)_2CH-Cl`(1 mole) /`AlCl_3`
D. (i)`(CH_3)_2CH-Cl`(1 mole) /`AlCl_3`(ii) Oleum (iii)`CH_3CO Cl//AlCl_3`
