D because that’s more accurate
Answer: it’s basically just saying to underline the parts that mentions her father
Explanation:
Subservient usually means ready to obey and/or behave others without question.
In these lines, Duncan is very grateful and complimentary towards Lady Macbeth, thanking them for letting him stay there and complimenting how nice the castle is. Lady Macbeth is very overly sweet, which the audience knows is because she intends to kill him) and feels a lot more forced in her dialogue as she tries to praise him.