d.
a compound sentence is when the sentence can be split up to make two complete sentences.
i.e. Paolo missed his girlfriend. He knew she'd be back.
d. can be split up into two fully functional sentences.
I think that if people are well educated they tend to know better about the process, laws. Etc. Also, they can't be fooled very easily. Something along those lines.
The branch of chemistry that deals with carbon compounds (other than simple salts such as carbonates, oxides, and carbides).
