Which method deletes a footer from a document? Double-click the footer region and delete all the content in the Footer.
Click on the Insert tab on the ribbon, click the Footer button, and select Remove Footer from the list.
Double-click the footer region; under the Design tab in the Header & Footer group, click on the Footer button and select Remove Footer from the list.
All the above are methods for deleting a footer from a document

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.