Yes china is represented by the number 3
Answer: a)Copper and tin
Explanation: Copper and tin came into use at very early ages in the form of utensils, ornament etc. They were discovered in a way that it is possible for the people of early ages to extract these metals and melt them to give it some kind of shapes and utilize it for their daily living.People also started using these metals in the form of alloys as well which expanded the used of metals like copper, tin , bronze etc. Thus, correct option is copper and tin.
Answer:

Explanation:
Given
-- equation

Required
Determine the equation parallel to the given equation and passes through the given point
An equation has a general form:

Where:

First, we need the slope of the required equation
Since the required equation is parallel to
, then they have the same slope
So, the slope m of the required equation is:

Next, we determine the equation using:

Where


So, we have:


Open bracket:

Collect Like Terms


To push the enslaved to produce more crops. to render the enslaved powerless as to not revolt. to provoke fear in the enslaved to repay their cost. to harden the enslaved and ready them for auction.