The correct options are
A Sant Namdev
B Sant Eknath
C Guru Nanak
The Middle Ages witnessed spiritual leaders like Sant Namdev, Sant Eknath, Guru Nanak, and Ramdas Swami travel extensively in India to spread the message of love and peace. Gautama Buddha, on the other hand, was a spiritual teacher and religious leader who lived in ancient India around 4th-5th century BCE.