Arrange the following archaeological excavations in chronological order based on their starting year.
A. R.S. Bisht at Dholavira
B. B.B. Lal and B.K. Thapar at Kalibangan
C. Daya Ram Sahni at Harappa
D. Amrendra Nath at Rakhigarhi
1
A, C, B, D
2
B, C, A, D
3
C, A, B, D
4
C, B, A, D