Correct option is D
Under the Bharatiya Sakshya Adhiniyam, expert evidence is admissible to assist the court in specialized areas like science, art, or even foreign law, where the court may lack expertise. However, expert evidence is not admissible on Indian law, as the interpretation and application of Indian law is exclusively within the domain of the judiciary. The judiciary is deemed competent to interpret Indian law without external assistance, making (d) the correct answer.