Determine if the graph shows a proportional relationship.
graph of a line from 0 comma 0 going through 80 comma 9
Yes, it is proportional because the line intersects with the origin.
Yes, it is proportional because the axes are numbered correctly.
No, it is not proportional because the line does not intersect with the origin.
No, it is not proportional because the points do not make a straight line.