Write a statement that declares a prototype for a function powerto, which has two parameters. the first is a double and the second is an int. the function returns a double.

Janice usually works on a particular workbook that contains all business related data. she decides to keep a backup of all the data in a separate workbook. she opens a new workbook to transfer the data. which option should she use to copy all the data from one workbook to another workbook?