Use the drop-down menu to complete the sentence. scholars believe that indus valley people used granaries to
a. store surplus crops
b. make cloth from cotton
c. hold religious ceremonies
d. defend their villages

Explanation:

Granaries has been discovered at various sies such as Harappa, Mohanjo-Daro and Lothal.  The granary at Mohenjo-Daro was 45 meters in length and 15 metres in width.Two rows of granaries were found in Harappa.

The working floors with circular brick platforms were found in the south of the granaries.It is believed that it was used for threshing grains, remains of wheat and barley were found in the cracks of the floor. Two roomed barracks were also found, it is believed to have housed the labourers. The granaries were built on the raised platform so that it can be protected from the floods.

yes

explanation:

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.