in the book death cloud based on the passage below, which character says "Very perspicacious"?

"Once I find something I like," it said, "I see no reason to suffer anything else. They layout and furnishings of a house, a system of government...once I discover something that works, I want it replicated so that things are the same wherever I go. I find it...comforting."

"And that's why you have your footmen dressed in black masks-- because that way you can believe them to be the same footmen, wherever you happen to be."

"Very perspicacious."

answer choices

The Baron

The Queen of England

Mycroft

Sherlock