While the NSA's electronic basket of violations of the Fourth Amendment were, pre-Snowden, meant to take place in utter secrecy, here's a violation that sits in broad daylight: since 2002, my doctor can disclose my medical records to the NSA without my permission or knowledge.
A COMPLEX SENTENCE includes both a subordinate clause and an independent clause. Log in to see link for more information. Added 7/16/2014 7:46:19 PM. This answer has been confirmed as correct, not copied, and helpful.
A simple sentence usually consists of a single finite clause with a finite verb that is independent. More complex sentences may contain multiple clauses. Main clauses (matrix clauses, independent clauses) are those that can stand alone as a sentence.