Supply the reagents in the following sequence of reations :
`(iv) CH_(3) -CH =CH_(2) overset([A])(to) CH_(3) CH_(2) CH_(2)Br overset([B])(to) C_(6)H_(5)CH_(2) CH_(2) CH_(3)`

Explanation

`underset("Propene")(CH_(3)-CH=CH_(2) ) overset(HBr//ROOR [A])underset("Anti-Mark")(to) underset(1-"Bromopropane")(CH_(3)CH_(2)CH_(2)Br) overset(C_(6)H_(5)MgBr)underset(("GrigN/Ard reaction "))(to) underset("n- Propylbenzene")(C_(6)H_(5)CH_(2)CH_(2)CH_(3))`
`"AlterN/Atively " underset(1-"BromopropN/Ae")(CH_(3)CH_(2)CH_(2)Br) overset(C_(6)H_(5)Br, N/A[B])underset(("Wurtz-Fitting reaction "))(to) underset("n-Propylbenzene")(C_(6)H_(5)CH_(2)CH_(2)CH_(3))`