Best answer is Balaji Vishwanath. As Sambhaji (1680-89) were succeeded by Rajaram, Shivaji II, Tarabai and Shahu ji. Balaji Vishwanath played a crucial role in the final victory of Shahu by winning over almost all the Maratha sardars to the side of Shahu.

He was the head of the military and intelligence department. He was not the Commander-in-Chief but was the paymaster-general. All intelligence officers (bands) and news-reporters (Waqia-navis) reported to him.

Guru Hargobind–Miri and Piri; Guru Gobind Singh – Dal Khalsa

Banda Bahadur was appointed as the military leader of the Sikhs by Guru Gobind Singh and not Guru Tegh Bahadur.

In medieval India, the designations ‘Mahattara’ and ‘Pattakila’ were used for village headmen.

In the fourteenth and fifteenth century gun powder was used for military purpose in India and even artillery in its rudimentary form was known. The Babur’s first real expedition took place in India in 1519 when he captured Bhera. The Delhi Sultanate’s greatest contribution to Indian fine arts was the introduction of Islamic architectural features, including true domes and arches, and the integration of Indian and Islamic styles of architecture. The Timurid dynasty was a Sunni Muslim dynasty. Members of the Timurid dynasty were strongly influenced by the Persian culture and had established two well-known empires in history, namely the Timurid Empire (1370-1507) in Persia and Central Asia and the Mughal Empire (1526-1857) in the Indian subcontinent.

Dhrupad is primarily a spiritual and devotional music and it uses Sanskrit syllables from mantras.

In 1837, British archeologist and historian James Prinsep decoded the edicts of emperor Ashoka. Prinsep’s inscription proved to be a series of edicts issued by a king calling himself “Beloved-of-the- Gods, King Piyadasi.” Ref: Std 12th NCERT, Themes in India History, Part-I, Page 28-29

Guru Nanak Dev was born in 1469. Babur defeated Ibrahim Lodi in 1526. When Babur took over and established the Mughal dynasty, Nanak was travelling to different parts of India and preaching Sikhism. Babur once met Guru Nanak during one of his travel.

First and second statements are wrong because Ajanta (Buddhist caves) was built from 2nd Century BCE to 5th Century CE, while Mahabalipuram (Hindu temple) was built during 7-8th Centuries by Pallava Kings. Third statement is correct- both are rock cut monuments. Ref: Class-11 NCERT, Page 83.