What does you question mean exactly?
<span>Although you didn't provide any options, I managed to find some on the Internet. So, the option which best describes sentence 7 is that it is a simple sentence. Simple sentences have only one finite verb (meaning, not infinitives or participles). This sentence has only one verb - rule - which is why it is simple.</span>
Something unpleasant or dreadful is happening or being observed (/sensed (such as smell))
The correct answer would be A.Plot