Upper level courses audit or stick to 101-102 classes?

Hi everybody! First of all, I am a newbie so if I apologize if I am making any faux-pas. I just graduated from a CC( Psychology major: 4.0 GPA, only preq taken so far are Bio 101-102 and lab) and will transfer to a 4-year university to pursue a BA in clinical psychology. My question is: should I just stick to the 101-102 preq classes, and then audit the upper level courses in order to protect my GPA? I have read that if one just take the 101-102 classes that they would be lost the very... Upper level courses audit or stick to 101-102 classes?
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Source Type: forums