D. They wanted to ensure that the other could not attack and destroy them
The answer should be:
Animal & human power were generally replaced with steam power.
There should be 3. The branches of gov are : Legislative, Executive, and Judicial
The Caste System
The term "caste" is used to describe stratified societies based on hereditary groups not only in South Asia but throughout the world. Others might present a biological explanation of India's stratification system, based on the notion that all living things inherit a particular set of qualities.