A Consulting Firm Estimates the Following Quarterly Sales Forecasting Model

Multiple Choice

A consulting firm estimates the following quarterly sales forecasting model: The equation is estimated using quarterly data from 2005I-2015III t = 1,...,43) .The variable D is a dummy variable for the second quarter where: D = 1 in the second quarter,and 0 otherwise.
The results of the estimation are:
Given the above,at the 1 percent level of significance,is there a statistically significant trend in sales?

A) Yes,because 0.0016 < 0.01.
B) No,because 0.0016 < 0.01.
C) Yes,because 0.55 > 0.01.
D) Yes,because 1.86 > 0.01.
E) both c and d