Why is the past participle "classified" in option E wrong?
I think it correctly modifies "it" but the structure is not parallel

paradox: it is man-made [verb], yet classified [past participle]

Am I correct?

Although it is clearly stated above that paid resources from official GMAT must not be posted here, I just wanted to make sure that the same has not been done yet. I'll be buying the paid resources (exam pack 1 and questions pack 1) after I finish these resources. I don't want to get inflated scores...

I am a little confused about the distinction between Due to and Because. I understand that ... The same applies to due to. I suffered a fracture due to the fall. Is due to modifying the fracture or the fall? I feel the last sentence is incorrect. It should be "I suffered a fracture because of ...

^^ so, since a library is not a method of storing information, "whereby" doesn't work here. Does the GMAC really expect us to learn these idioms. If I encounter a question with unknown idioms like these, I would bomb the test. How to tackle this problem? Read daily from a good source or m...