The early civilizations of mohenjo-daro and harappa began around?
a.) 7500 b. c
b.) 10,000 b. c
c.) 2500 b. c
d.) 1000 b. c

The civilization of the Indus River at the Mohenjo - daro and Harappa begun around 2500 bc. Thus, the answer to the question above is letter C. The cities were built of fire-baked bricks. This activity denuded most of the country side and was one of the main reasons for the downfall they experienced.