Consider this passage from a draft. Paragraph 1: A historical exhibit described letters written during a major rebuilding project. The curator revised a label summarizing what the letters document. Paragraph 2: The sentence under review pairs the two kinds of information found in the letters. [Sentence to revise] The letters show what residents feared during construction and their hopes after the work ended. Which option most effectively makes the contrasted ideas about the two kinds of information in the letters structurally parallel?