What is/are the purpose/purposes of district mineral foundations in India?

§ Promoting mineral exploration activities in mineral-rich exploration districts

§ Protecting the interests of the persons affected by mining operations

§ Authorizing state governments to issue licenses for mineral exploration

Select the correct answer using the code given below:

a) 1 and 2 only

b) 2 only

c) 1 and 3 only

d) 1, 2 and 3