Explanation:

Option A was a common feature.
The evidence of domesticating animals has been shown in a previous explanation. Bones of dog, cattle, sheep were found in Harappan sites in Kashmir.

Great bath and other storage structures were used by the community.
We do not have any Harappan scripture which can testify the claim of animism being practiced in Indus valley civilization. However, they did have deities like Pashupati which they even inscribed on seals.