Draw the skeletal structure and write the name of the major organic product obtained in the following reactions.
(a) styrene and 1 mol H2 over Pd
(b) butylbenzene and sodium dichromate (Na2Cr2O7) in the presence of acid
(c) m-nitroisopropylbenzene and potassium permanganate (KMnO4) in the presence of water followed by acid