Which function accepts a string as its argument and returns True if the string contains only numeric digits?

In the OneNote Web App, the ________ command allows you to view changes, so you can revert to a previous version if erroneous changes were made

Fill in the blank(s) with correct word

The term used to describe an Excel function that is subject to change each time the workbookis opened is called:

a. volatile b. frozen c. detailed