Can I test my DB Instance against a new version before upgrading?

Many tablet operating systems will attempt to ________ words as you type, which can greatly speed up the typing process on a tablet

Fill in the blank(s) with correct word

If more than one person is working on a document, what is a good way for them to communicate with each other?

A) Comments B) Text on a hidden sheet C) Documentation sheet D) Hidden text in an agreed upon cell