Answer:
Step-by-step explanation:
The graph of a linear relationship consists of the x and y values. The y values are plotted on the vertical axis against the x values on the horizontal axis. A change in the values of x lead to a corresponding change in the value of y. The correct options are
. I. The graphs of all linear relationships are a line. They are sometimes called straight line graphs
III. The tables of all linear relationships have a constant rate of change. This represents the slope
The true statement is
I and III only