The Following Computer Printout Estimated Overhead Costs Using Regression During the Last Accounting Period 10,000 DLH Were Worked

The following computer printout estimated overhead costs using regression:
$\begin{array}{|l|l|l|l|l|l|l|l|}\hline\text { Degrees}&&&&\text { Degrees}\\\text { of}&&&&\text { of}\\\text { Freedom } & 90 \% & 95 \% & 99 \% & \text { Freedom } & 90 \% & 95 \% & 99 \%\\\hline 1 & 6.314 & 12.708 & 63.657 & 11 & 1.796 & 2.201 & 3.106 \\\hline 2 & 2.920 & 4.303 & 9.925 & 12 & 1.782 & 2.179 & 3.055 \\\hline 3 & 2.353 & 3.182 & 5.841 & 13 & 1.771 & 2.160 & 3.055 \\\hline 4 & 2.132 & 2.776 & 4.604 & 14 & 1.761 & 2.145 & 3.012 \\\hline 5 & 2.015 & 2.571 & 4.032 & 15 & 1.753 & 2.131 & 2.947 \\\hline 6 & 1.943 & 2.447 & 3.707 & 16 & 1.746 & 2.120 & 2.921 \\\hline 7 & 1.895 & 2.365 & 3.499 & 17 & 1.740 & 2.110 & 2.898 \\\hline 8 & 1.860 & 2.306 & 3.355 & 18 & 1.734 & 2.101 & 2.878 \\\hline 9 & 1.833 & 2.262 & 3.250 & 19 & 1.729 & 2.093 & 2.861 \\\hline 10 & 1.812 & 2.228 & 3.169 & 20 & 1.725 & 2.086 & 2.845 \\\hline\end{array}$ During the last accounting period 10,000 DLH were worked.
-Refer to the figure.What do the hypothesis tests of the cost parameters indicate?

A) The slope is significantly different from zero.
B) The intercept is significantly different from zero.
C) Both the slope and intercept are not significant.
D) Both the slope and intercept are significant.