To correctly associate factors that contributed to the increased economic and military power of the Sumerians, you can insert the appropriate responses into the "Cause" and "Effect" areas.
For "Cause," you can use:
- the development of bronze to make weapons
And for "Effect," you should have:
- increased economic and military power
So the completed response would look like this:
Cause:
- the development of bronze to make weapons
Effect:
- increased economic and military power