Which of the following options best describes the reason for the decline of Mesopotamian Civilisation? Give at least one reason for your answer.

1. The soil became less fertile and people lost their means of livelihood and moved away.
2. There was an invasion by the Hittites of Anatolia.
3. Both 1 and 2

Name the theory of kingship followed in ancient Mesopotamia.

How did the Mesopotamians do their town planning?

Name the various occupations practised by the Mesopotamians.