Explanation: a dialogue is a conversation between two or more persons. It can be the conversation between characters in a novel, drama, movie, etc, about certain ideas or opinions on a specific subject. In this excerpt we can clearly see the conversation between Anastasia and another person, the dialogue is marked by the quotation marks, for example: "You're so lucky you have your license".
The answer is A. Dialogue.
where's the question??????
i don't know if this is right but i think the answer is Feldman kept rigorous data on his business. Hope this helped:)