Aresidual plot for a set of data with a linear regression equation is shown. which statement is correct?

a) the least squares regression line is not a good fit as the sum of the residuals is positive.
b) the least squares regression line is a good fit since there is no pattern in the residual plot.
c) the least squares regression line is not a good fit as too many data points fall above the line.
eliminate
d) the least squares regression line is not a good fit since there is no pattern in the residual plot.