You are considering 24 contact lens clients and 5 significant features in the context of
prescribe contact lens
You can choose from the options listed below, have the system choose, or request other choices
 ? 
The following contact lens clients are very similar,
au and ed
Do you want to enter another significant feature to distinguish them?
 ? 
The following significant features are very similar,
lens
tear production
Do you want to enter another contact lens client to distinguish them?
 ? 
Can you think of a significant feature that distinguishes between the three contact lens clients,
ed, pml and mmp,
such that two are alike and differ from the third?
 ? 
Can you think of a significant feature that distinguishes between the two contact lens clients,
mmp and fdp?
 ? 

Contact Lens Clients  ? 

You may add, delete, edit, or sort contact lens clients  ? 

Click on contact lens clients to select those to be used ( use them in pairs or triads)

Significant Features  ? 

You may add, delete, edit or sort significant features  ? 

Click on significant features to select those to be used

You can view and interpret your grid content in different ways  ? 

You may edit your options, save, exchange or cache your grid, send us a comment, finish, or adjust help  ?