Okay, well a plow is used for farming. Basically the Sumerian plow is like a modern day tractor. If you have ever heard the term, "to plow the fields", you would know and immediately think of a tractor.
I think it's war but I'm not really 100% sure on it
Answer: Christianity (31.5%)
Islam (23.2%)
Irreligious affiliation (16.3%)
Hinduism (15.0%)
Buddhism (7.1%)
Folk religions (5.9%)
Judaism (0.2%)
Explanation:
There must be provision for an adequate but sound currency.