OpenOffice Calc calculates the slope of the straight line that is the closest fit to the data when creating a(n) ________ trend line

A buffer overflow in MicroSoft Windows 2000/XP Local Security Authority Subsystem Service was exploited by the _________ .

A. Aleph One B. Sasser worm C. Slammer worm D. none of the above

3D printing is ________.

A. printing illusions on paper B. ? used to make solid products C. for kids to play with D. the same as 2D printing