The correct answer is (b), Ramanand.
Ramanand was a 14th-century Indian Hindu saint and the founder of the Ramanandi Sampradaya, one of the largest Hindu sects. He was born in Prayag (now Allahabad) in the 14th century. He was a disciple of Lakshmanananda Saraswati and a teacher of Kabir, Ravidas, and other saints. He is considered to be one of the most important figures in the Bhakti movement.
Kumbhan Das was a 16th-century Indian poet and saint. He was born in a Brahmin family in the village of Kumbhan in the state of Rajasthan. He is best known for his work on the Ramayana, which he composed in the Brajbhasha dialect.
Raidas was a 16th-century Indian poet and saint. He was born into a family of cobblers in the village of Sirol in the state of Uttar Pradesh. He is best known for his work on the Bhagavad Gita, which he composed in the Avadhi dialect.
Tulsidas was a 16th-century Indian poet and saint. He was born in a Brahmin family in the village of Ramanujpur in the state of Uttar Pradesh. He is best known for his work on the Ramacharitamanasa, which is considered to be one of the greatest works of Indian literature.