According to the passage... A. It is likely that an impoverished agricultural base due to over-exploitation, or a succession of devastating floods wiped out the Harappan culture. B. Gradual environmental change, such as a shift in climatic patterns and consequent agricultural disaster, perhaps coinciding with rapid population growth. C. It appears that invasions of tribespeople from the surrounding areas hastened the disappearance of harappan civilization. D. Most likely tectonic events leading to the flooding of Mohenjo-Daro and the drying up of the Sarasvati River, or other such calamities led to the end of the Indus civilization.

According to the passage... A. It is likely that an impoverished agri

1.	According to the passage... A. It is likely that an impoverished agricultural base due to over-exploitation, or a succession of devastating floods wiped out the Harappan culture. B. Gradual environmental change, such as a shift in climatic patterns and consequent agricultural disaster, perhaps coinciding with rapid population growth. C. It appears that invasions of tribespeople from the surrounding areas hastened the disappearance of harappan civilization. D. Most likely tectonic events leading to the flooding of Mohenjo-Daro and the drying up of the Sarasvati River, or other such calamities led to the end of the Indus civilization.
A.	A and B
B.	B, C and D
C.	A and C
D.	All of the above
Answer» E.