Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Screen shot of the PowerPoint slide used for the free-classification task in its beginning position. Each of the initialed black icons located on the left side of the slide was paired with a specific speaker's sound file. When the icons were double-clicked, the sound file would play.
