Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
Monthly closing stock prices for a utility company were obtained from January 2007 through August 2008. A regression model was estimated to describe the trend in closing stock prices over time.
-What does the plot of residuals below suggest?

A) An outlier is present in the data set.
B) The linearity condition is not satisfied.
C) A high leverage point is present in the data set.
D) The data are not normal.
E) The equal spread condition is not satisfied.