GMAT Sentence Correction (SC) | Re: The use of lie detectors is based on the assumption that

You can start a new thread in theMagoosh forum of GMAT Club if you like. You are always welcome to ask me about sentences you find in such sources. The more you practice, the more you will become familiar with recognizing the patterns in sophisticated English.

Have courage, my friend! You are very talented! You have my respect and admiration! You can do this!

Have a wonderful day!

Mike