That is incorrect. Subduction is when one plate moves under another.
Answer:
All villagers were ranked by their abilities and level of skill.
Explanation:
After the hunting-gathering period, in the human history, people began to settle down. This transition of people from homes built for certain time to permanent settlements.
This transition era is known as Neolithic Revolution. This period also marked the beginning of human civilization and social stratification. People began to cultivate lands, domesticate animals, etc.
As the society begin to expand, social stratification became more divisive. People began to divide social class based on the resources they owned, their skills, and abilties.
Thus the correct answer is the first option.
To change the equation, you'd have to take the square root of both sides. When you do this, x^2 cancels out leaving you with x = sqrt(y)
If you need help on the other ones, all you have to do is solve for x by using either addition/subtraction or dividing/multiplying.
