1, 4

4,1

2,3

3,2

It is a condensation polymer

It is non-biodegradable

It is used in orthopaedic devices

It is known as PHBV

Both statement-I and Statement-II are correct.

Statement-I is correct, but Statement-II is not correct.

Statement-I is not correct, but Statement-II is correct.

Both statement-I and Statement-II are not correct.

$\mathrm{Na} / \mathrm{NH}_3(\mathrm{I})$ - Thermosetting polymer

$\left(\mathrm{C}_6 \mathrm{H}_5 \mathrm{COO}\right)_2$ - Thermoplastic polymer

$\mathrm{Na} / \mathrm{NH}_3(l)$ - Condensation polymer

$\left(\mathrm{C}_6 \mathrm{H}_5 \mathrm{COO}\right)_2$ - Network polymer