In a Residual Plot Against X That Does Not Suggest

Multiple Choice

In a residual plot against x that does not suggest we should challenge the assumptions of our regression model, we would expect to see​ a

A) ​horizontal band of points centered near zero.
B) widening band of points around the x-axis.
C) band of points having a slope consistent with that of the regression equation.
D) parabolic band of points centered at the origin.