The main function should contain following steps: ask the users to choose the size of the matrix (2x2 or 3x3).dynamically allocates the memory space for the matrix using readmatrix() to prompt the user to enter 4 or 9 integers to fill the matrixcalculate the determinant using both the matrix and the determinant to the user.

Amedian in the road will be marked with a white sign that has a black arrow going to the left of the median. true false

Use a physical stopwatch to record the length of time it takes to run the program. calculate the difference obtained by calls to the method system. currenttimemillis() just before the start of the algorithm and just after the end of the algorithm. calculate the difference obtained by calls to the method system. currenttimemillis() at the start of the program and at the end of the program so that the elapsed time includes the display of the result. use the value returned by the method system. currenttimemillis() just after the end of the algorithm as the elapsed time.

Jamie has to enter the names, employee id’s, and income of a group of employees into a worksheet. which option will jamie use to describe the data