Testing aria-errormessage, aria-invalid, and aria-describedby Exposure with & without Live Regions

Used in the post Exposing Field Errors.

Field 1 error using assertive live region.
Field 2 error using polite live region.
Field 3 error with no live region.
Field 4 error with no live region.
Field 5 error using assertive live region.
Field 6 error using polite live region.
Field 7 error with no live region.