The correct option is D Rakhigarhi and Chanudaro
Rakhigarhi and Chanudaro is one of the most important sites of Indus
Civilization and in these sites lot of scope is identified for
excavation. Rakhigarhi and Chanudaro, sites of Harappa show all the
three phases of the Harappan culture. Much of the Harappan site at
Rakhigarhi lies buried under the present day village, with several
hundreds of houses built on the archaeological remains. The villagers
main occupation is cultivation of wheat and mustard, and rearing of
buffaloes.