It would be: He is dirty from head to foot because it can be alternatively said by he is dirty from head to toe...
Answer:
I do believe it is B.The narrator is amused by the niece's resourcefulness.
Explanation:
As soon as she meets Framton Nuttel and is asked to "entertain" him for a bit.
The folly of men has enhanced the value of gold and silver because of their scarcity