Choice A is the best answer. In (lines 10-14"different ...the"), the narrator states that some of Lady Carlotta's acquaintances would often admonish, or criticize, Lady Carlotta for meddling in or openly expressing her opinion on other people's affairs.
Choices B, C, and D are incorrect because the narrator does not suggest that other people viewed Lady Carlotta as tactful, ambitious, or unfriendly.