Final answer:
The correct answer is option c. The provided interaction between Mrs. White and Yvette suggests a scenario of acknowledging the presence of a murderer, but without additional context, the precise answer choice cannot be determined for this English question.
Step-by-step explanation:
The question seems to involve the identification of responses or actions by characters in various dialogue excerpts. The answer choices (a), (b), (c), and (d) relate to Mrs. White and Yvette's reaction to the suggestion that a murderer is present. In the context of the given question, the correct response is not available as we do not have a clear scene or quote that directly corresponds to the answer choices given.
However, analyzing the examples provided, we observe various characters acknowledging truths or expressing affirmations using 'Yes' in different scenarios, often revealing a complex emotion or situation beneath the surface.