On 17th March 2020, Ministry of Science & Technology said that the Scientists from the Institute of Nano Science and Technology (INST) had developed a material called ‘hemostat’ that concentrates the natural clotting factors in blood by physically absorbing excess fluid. The product is mainly made up of which biodegradable materials?

1. Polythene film
2. Starch
3. Synthetic polymer

Select the correct answer using the code given below.
(A) 1 only
(B) Both 1 and 2
(C) 2 only
(D) both 2 and 3