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-overset(CN)overset(|)CH--)_n`
C. `{:((--O-CH-CH_2-C-O-CH-CH_2-C--)_n),(" | || | ||"),(" "CH_3" O "CH_2CH_3" "O):}`
D. `{:(" H H O O"),(" | | || ||"),((--N-(CH_2)_6-N-C-(CH_2)_4-C--)_n):}`

Answer

C

Explanation

PHBV is a biodegradable polymer