Collin wants to insert and center a title at the top of his spreadsheet. Collin should . A. highlight the cells in row 1, select Center command, and type the title

B. type the title in cell A1 and click on the center icon

C. select cells in row 1, select the Merge and Center command, and type the title

D. click on cell A5 and type the title

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.