<html><head><style type="text/css"></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt"><div>Also, Evaluate <br><pre style="margin: 0em;">(check-color 'red 'red 'green 'red)<br>find out what you expect the answer and then step through it and see what happens.<br></pre></div> </div><br> </body></html>