Which of the following polymer is biodegradable ?

Options

A. `(-CH_(2)-underset(Cl)underset(|)(C)=CH-CH_(2)-)_(n)`
B. `(-CH_(2)-CH=CH-CH_(2)-CH_(2)-overset(CN)overset(|)(CH-))_(n)`
C. `(-O-underset(CH_(3))underset(|)(CH)-CH_(2)-underset(O)underset(||)(C)-O-underset(CH_(2)CH_(3))underset(|" ")(CH" ")-CH_(2)-underset(O)underset(||)(C)-)_(n)`
D. `(-overset(H)overset(|)(N)-(CH_(2))_(6)-overset(O)overset(|)(N)-overset(O)overset(||)(C)-(CH_(2))_(4)-overset(O)overset(||)(C)-)_(n)`

Answer

C