The highlighted sentence that also has a box around it is the making of a strong thesis statement
<span>The
compound sentence in the above choices is letter b. The rain began to fall, but
we did not want to leave. Sentence could be simple (one independent clause), compound (two
independent clause with coordinating conjunction), complex (a subordinate &
independent clause) and compound-complex sentences (subordinate & two
independent clause). These include clauses, conjunctions, coherence and balance
and even to the number of words you use in your subject and predicate. The
benefit of complex or compound sentences is that it could give you more
explanation on the subject or topic of the sentence. This gives you a much more
understanding on what the sentence is trying to portray or to message to give.</span>
<span> </span>
D, with the most simple. When writing speeches/voicing speeches, always go from simple to complex so your listeners or readers can follow the point you are trying to get across.
What passages? I can't answer this for you because I can't read the passages.