Dickinson began writing as a teenager. Her early influences include Leonard Humphrey, principal of Amherst Academy, and a family friend named Benjamin Franklin Newton, who sent Dickinson a book of poetry by Ralph Waldo Emerson. ... Dickinson's seclusion during her later years has been the object of much speculation.
Explanation:
I think you are talking about this You were not really spicific about this question Hope I am right
Infinitive is used when the sad situation cannot be held inside the text. The verbs in the excerpt do not create the feeling of sadness. Adjectives and punctuations are used for more static and obscure character. Therefore, the correct answer is infinitive.