I believe the answer is C
Answer:
The importance of reading is to help you learn,realized and know the important side of the story.
solitude-isolation
jocund-happy
Isolation, while being the closest synonym to solitude, has a negative connotation. As if the writer didn't choose to be alone in bliss, but were rather trapped where they were- alone.
Happy is a commonly used word. It makes the writer/author seem elementary in their writing, which wouldn't fit in this poem as it's a high level poem that can be used for scholarly analysis.
Answer:
C. By studying demographics
Alice write a lovely poem that she titled a winter nights dream