Is "To choose a new career preposition or infinitive

If you had a chance to change the past would you? why or why not?

Which historical detail can best clarify a reader’s understanding of the information in the excerpt? immigrant factory workers who spoke the same language were separated from each other at work. immigrant factory workers who spoke the same language were known to talk too much at work. immigrant factory workers had to pay rent for their chairs and the supplies they needed at work. immigrant factory workers were crowded into unsafe buildings with locked doors and fire escapes.

Which word identifies the purpose of the essay? a. direction b. directive c. defectiveness d. none of these select the best answer from the choices provided a b c d