What is `[--CH_(2)-CH-(C_(6)H_(5))--]_(n)` ?

Is [--CH_(2)-CH(C_(6)H_(5))--]_(n) a homopolymer or a copolymer? Is it an addition polymer or a condensation polymer?

Is [CH_(2)-CH(C_(6)H_(5))]_("n") a homopolymer or a copolymer?

Is -[CH_(2)-CH(C_(6)H_(5))-]_(n) -homopolymer or a copolymer ?

Is [CH_(2)-CH(C_(6)H_(5))]_("n") a homopolymer or a copolymer?

Is [--CH_2-CH(C_6H_5)--]_n a homopolymer or copolymer?

Write chemical equations for the following conversions : CH_(3)-CH_(2)-Cl into CH_(3)-CH_(2)-CH_(2)-NH_(2) C_(6)H_(5)-CH_(2)-Cl into C_(6)H_(5)-CH_(2)-CH_(2)-NH_(2)

C_(6)H_(5)-CH=CH-CO-CH_(3)