In the given reaction sequence, `CH_(3)-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-CH_(2)CH_(2)OH overset(K_(2)Cr_(2)O_(7),H_(2)SO_(4))underset(H_(2)O,Delta)to(A)overset(SOCl_(2))to(B)overset((CH_(3))_(2)NH)underset("mole")to(C)overset(1.LiAlH_(4))underset(2.H_(2)O)to(D)`
Monomer is [-CH_(2)-underset(COOCH_(3))underset(|)overset(CH_(2))overset(|)(C)-]_(n) is
The IUPAC name of CH_(3)-CH_(2)-overset(CH_(3))overset("| ")underset(CH_(3))underset("| ")("C ")-underset(C_(2)H_(5))underset("| ")("C ")=CH-CH_(3)
The monomer of the polymer [-CH_(2)-overset(CH_(3))overset("| ")underset(CH_(3))underset("| ")"C "-CH_(2)-overset(CH_(3))overset("| ")underset(CH_(3))underset("| ")"C "-CH_(2)-]_(n)