Answer is d is correct. All the listed principles—non-refoulement, right to self-determination, and sovereign immunity—are recognized as customary international law, binding on states even without written treaties. Therefore, option (d) is the correct answer.

Answer is c is correct. Section 35 of BNSS requires police officers to record reasons for arrest or non-arrest in writing, ensuring accountability and transparency in the arrest process. Therefore, option (c) is the correct answer.

Answer is d is correct. As per Section 2(p) of the Rights of Persons with Disabilities Act, 2016, “local authority” means a Municipality or a Panchayat, as defined in clause (e) and clause (f) of article 243P of the Constitution; a Cantonment Board constituted under the Cantonments Act, 2006 (41 of 2006) ; and any other authority established under an Act of Parliament or a State Legislature to administer the civic affairs. Therefore, option (d) is the correct answer.

Answer is a is correct. According to Article 51 of the UN Charter, a state has the inherent right to self-defence if an armed attack occurs against it. Therefore, option (a) is the correct answer.

Answer is b is correct. As per Section 2(a) of the Maintenance and Welfare of Parents and Senior Citizens Act, 2007 “children” includes son, daughter, grandson and grand-daughter but does not include a minor. Therefore, option (b) is the correct answer.