Answer is c is correct. The Latin maxim 'De minimis non curat lex' implies that the law is not concerned with minor issues that have negligible impact. Therefore, option (c) is the correct answer.

Answer is b is correct. Lassa Oppenheim, a renowned international law scholar, defined treaties as agreements between subjects of international law that create binding obligations. Therefore, option (b) is the correct answer.

Answer is a is correct. The constitutive theory posits that an entity becomes a state only when recognized by other states. Therefore, option (a) is the correct answer.

Answer is b is correct. Thomas Babington Macaulay was the principal architect of the Indian Penal Code (IPC), drafted in 1834. Therefore, option (b) is the correct answer.

Answer is c is correct. Section 91 of the Bharatiya Nyaya Sanhita criminalizes acts intended to prevent a child from being born alive or causing its death after birth. Therefore, option (c) is the correct answer.