Solution:The Directive Principles of State Policy of India are the guidelines which have been enshrined in Part IV of Indian Constitution.
Directive Principles given in the Constitution are meant to promote social justice, economic welfare, foreign policy, and legal and administrative matters. Hence, statement 1 is correct.
Fundamental rights are those rights which are essential for existence and all-round development of individuals, hence, it's called as 'Fundamental' rights.
These are enshrined in Part III (Articles 12 to 35) of the Constitution of India. Accordingly under Article 19 (2), the state may make a law imposing reasonable restrictions on the exercise of the right to freedom of speech and expression.
Hence, statement 2 is also correct. A secular state is an idea pertaining to secularity, whereby a state is or purports to be officially neutral in matters of religion, supporting neither religion nor irreligion.
Secularism is not the basic feature of Constitution of any country. Some of the countries has define state religion also. Hence statement 3 is not correct.