Exp) option d is the correct answer.

Indian national anthem Jana Gana Mana is based on the Carnatic raga Dheera Shankarabharanam, which corresponds to Raga Bilawal in Hindustani music. Shankarabharanam means ‘the ornament of Shiva’ and is considered a healing raga in music therapy. It is cherished as a favourite of Lord Shiva who is the Vaidishwar or god of doctors, and is said to produce a feeling of empowerment and well-being in listeners.

Source:)https://www.newindianexpress.com/opinion/2026/Jan/25/faithline-shankarabharanams-grace