What happens to a line when the y-intercept is changed? Check all that apply. A.As the y-intercept decreases, the graph of the line shifts left. B.As the y-intercept increases, the graph of the line gets steeper. C.As the y-intercept decreases, the graph of the line shifts down. D.As the y-intercept increases, the graph of the line shifts up. E.As the y-intercept increases, the graph of the line shifts right.