The correct option is C 1506 A.D.
Travels or Divine Journeys of Guru Nanak Ji called Udasis. During these Udasis(religious tours), he visited holy places of different faith, met people of various faiths, professed his newfound path. His second Udasi was the journey of Guru Nanak Dev Ji towards to the south for the sacred mission to spread the holy message of peace and compassion to all of mankind. The timeline of this udasi was between 1506 - 1513.