I think the best answer is 'it creates a mood of despair and surrender', but it could possibly be 'it suggests what the characters should be feeling'.
<span>A COMPLEX SENTENCE has one dependent clause (headed by a subordinating conjunction or a relative pronoun ) joined to an independent clause. 4. A COMPOUND-COMPLEX SENTENCE has two independent clauses joined to one or more dependent clauses.</span>
One of frustrating boom and bust.