A section in a play or poem.
Answer:
we don't understand your language pleaee
The only sentence here with an infinitive phrase is the first one, and the infinitive phrase there is 'to write'. You ask the question - What did Christa choose? in order to find the object of that sentence, and the answer is 'to write'.
D. a short, reflective poem that includes quatrains with three hendecasyllabic lines followed by a closing adonic line