An employer uses the spreadsheet below to determine the average hourly salary of her four employees. She begins by determining the hourly salary of each person and displaying that in column D. Which formula can she then use to determine the average hourly salary?



=average(D2:D5)

=average(B2:B5)

=average(C2:C5)

=average(B5:D5)

A. =average (D2:D5)