Sentence 1: Melissa felt depressed during the winter. 
 Sentence 3: The therapist suggested that she buy a sun lamp to help her 
 Sentence 4:  She bought the lamp in hopes that it would help 
 Sentence 5:  The lamp worked, so she no longer felt seasonal depression 
 Option 1: She went to a therapist to discuss her problems. 
 Option 2: She went to a therapist to discuss the winter.