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.
Schematic overview of a trial. The cue was a flashed ring or a tone. The search display was visible until a keyboard response was provided or the 3,000-ms limit was exceeded. Participants indicated the orientation of the line inside the unique shape by pressing the up or left arrow key (timed). Feedback was provided in the form of a frowning smiley after an incorrect response
