Answer:
Correct answer is Vedas.
Step-by-step explanation:
Vedas are ancient text that are telling us how Aryans migrated to India and fought with Natives for the dominance in that region.
Vishnu is a deity in Hinduism.
Mahabharata is a famous Indian epic poem written much later than Vedas, probably in 4th Century BC.
Four Noble Teaching is the basis of Buddha's teaching.