Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
A third-order autoregressive model, AR (3) was fit to monthly closing stock prices, adjusted for dividends, of Boeing Corporation from January 2006 through August 2008 (closing price on the first trading day of the month) . The results are as follows:
-Which of the following statements is true?

A) At α = 0.05, the first lagged variable is significant.
B) At α = 0.05, the second lagged variable is significant.
C) At α = 0.05, the third lagged variable is significant.
D) At α = 0.05, the second lagged variable is significant and at α = 0.05, the third lagged variable is significant.
E) All of the above