Which of the following kings was the father of Sanghamitra and Mahendravarman?

Correct option is D

The correct answer is (d) Ashoka.
Emperor Ashoka, also known as Ashoka the Great, was the third ruler of the Maurya Dynasty and is widely regarded as one of India's greatest emperors. He ruled almost all of the Indian subcontinent from c. 268 to 232 BCE. Ashoka is particularly renowned for his conversion to Buddhism after the Kalinga War and his efforts to spread Buddhism both within and outside India.
· Sanghamitra and Mahendravarman were the children of Ashoka and his wife Devi. They were instrumental in spreading Buddhism to Sri Lanka. Sanghamitra, Ashoka's daughter, is noted for her efforts to establish the Bhikkhuni Sangha (order of nuns) in Sri Lanka, and she is credited with bringing a sapling of the sacred Bodhi tree to the island.
· Mahendravarman, also known as Mahinda, was Ashoka's son who led a mission to Sri Lanka and played a pivotal role in the spread of Buddhism there.
Additional Information:
· Krishnadeva Raya : He was a ruler of the Vijayanagara Empire in South India during the 16th century.
· Bimbisara : He was a king of the Magadha dynasty in the 5th century BCE and a contemporary of the Buddha.
· Kanishka : He was an emperor of the Kushan dynasty in the 2nd century CE, known for his support of Buddhism.