Select the optimum value

How can I selec the optimum value, for example, Select A if abs(B <= C). please see the attached file, Thanks in advance

[Image Analyst]

Link doesn't work.

[UTS]

Thank you very much for your concern and please try this link http://www.mathworks.com/matlabcentral/answers/uploaded_files/6665/MATLAB.png

Answer 1

[Matt J]

 A=data(:,1);
 B=data(:,2);
 C=data(:,3); 

 result=A(abs(B<=C))

[UTS]

Thank you very much,