You want to e-mail your grandparents a recording of your pieces for your upcoming piano recital. Which audio file format will allow your grandparents to download the files, considering they have an older computer with a slower Internet connection? PCM WAV

ALAC

MP3

FLAC

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.